19936707910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:459

約数の個数: 192

約数和(自身を含む): 44621051904

約数和(自身を除く): 24684343994

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 43, 49, 62, 70, 86, 98, 131, 155, 215, 217, 233, 245, 262, 301, 310, 430, 434, 466, 490, 602, 655, 917, 1085, 1165, 1310, 1333, 1505, 1519, 1631, 1834, 2107, 2170, 2330, 2666, 3010, 3038, 3262, 4061, 4214, 4585, 5633, 6419, 6665, 7223, 7595, 8122, 8155, 9170, 9331, 10019, 10535, 11266, 11417, 12838, 13330, 14446, 15190, 16310, 18662, 20038, 20305, 21070, 22834, 28165, 28427, 30523, 32095, 36115, 39431, 40610, 46655, 50095, 50561, 56330, 56854, 57085, 61046, 64190, 65317, 70133, 72230, 78862, 93310, 100190, 101122, 114170, 130634, 140266, 142135, 152615, 174623, 197155, 198989, 213661, 252805, 276017, 284270, 305230, 310589, 326585, 349246, 350665, 353927, 394310, 397978, 427322, 490931, 505610, 552034, 621178, 653170, 701330, 707854, 873115, 946213, 981862, 994945, 1068305, 1222361, 1312489, 1380085, 1495627, 1552945, 1746230, 1769635, 1892426, 1989890, 2136610, 2174123, 2444722, 2454655, 2624978, 2760170, 2991254, 3105890, 3539270, 4348246, 4731065, 4909310, 6111805, 6562445, 6623491, 7478135, 8556527, 9187423, 9462130, 10870615, 12223610, 13124890, 13246982, 14956270, 15218861, 17113054, 18374846, 21741230, 30437722, 33117455, 40687159, 42782635, 45937115, 46364437, 64311961, 66234910, 76094305, 81374318, 85565270, 91874230, 92728874, 128623922, 152188610, 203435795, 231822185, 284810113, 321559805, 406871590, 463644370, 569620226, 643119610, 1424050565, 1993670791, 2848101130, 3987341582, 9968353955, 19936707910]

約数ペア:

[(1, 19936707910), (2, 9968353955), (5, 3987341582), (7, 2848101130), (10, 1993670791), (14, 1424050565), (31, 643119610), (35, 569620226), (43, 463644370), (49, 406871590), (62, 321559805), (70, 284810113), (86, 231822185), (98, 203435795), (131, 152188610), (155, 128623922), (215, 92728874), (217, 91874230), (233, 85565270), (245, 81374318), (262, 76094305), (301, 66234910), (310, 64311961), (430, 46364437), (434, 45937115), (466, 42782635), (490, 40687159), (602, 33117455), (655, 30437722), (917, 21741230), (1085, 18374846), (1165, 17113054), (1310, 15218861), (1333, 14956270), (1505, 13246982), (1519, 13124890), (1631, 12223610), (1834, 10870615), (2107, 9462130), (2170, 9187423), (2330, 8556527), (2666, 7478135), (3010, 6623491), (3038, 6562445), (3262, 6111805), (4061, 4909310), (4214, 4731065), (4585, 4348246), (5633, 3539270), (6419, 3105890), (6665, 2991254), (7223, 2760170), (7595, 2624978), (8122, 2454655), (8155, 2444722), (9170, 2174123), (9331, 2136610), (10019, 1989890), (10535, 1892426), (11266, 1769635), (11417, 1746230), (12838, 1552945), (13330, 1495627), (14446, 1380085), (15190, 1312489), (16310, 1222361), (18662, 1068305), (20038, 994945), (20305, 981862), (21070, 946213), (22834, 873115), (28165, 707854), (28427, 701330), (30523, 653170), (32095, 621178), (36115, 552034), (39431, 505610), (40610, 490931), (46655, 427322), (50095, 397978), (50561, 394310), (56330, 353927), (56854, 350665), (57085, 349246), (61046, 326585), (64190, 310589), (65317, 305230), (70133, 284270), (72230, 276017), (78862, 252805), (93310, 213661), (100190, 198989), (101122, 197155), (114170, 174623), (130634, 152615), (140266, 142135)]