20823696

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:138

約数の個数: 160

約数和(自身を含む): 65472000

約数和(自身を除く): 44648304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 43, 48, 54, 57, 59, 72, 76, 86, 108, 114, 118, 129, 144, 152, 171, 172, 177, 216, 228, 236, 258, 304, 342, 344, 354, 387, 432, 456, 472, 513, 516, 531, 684, 688, 708, 774, 817, 912, 944, 1026, 1032, 1062, 1121, 1161, 1368, 1416, 1548, 1593, 1634, 2052, 2064, 2124, 2242, 2322, 2451, 2537, 2736, 2832, 3096, 3186, 3268, 3363, 4104, 4248, 4484, 4644, 4902, 5074, 6192, 6372, 6536, 6726, 7353, 7611, 8208, 8496, 8968, 9288, 9804, 10089, 10148, 12744, 13072, 13452, 14706, 15222, 17936, 18576, 19608, 20178, 20296, 22059, 22833, 25488, 26904, 29412, 30267, 30444, 39216, 40356, 40592, 44118, 45666, 48203, 53808, 58824, 60534, 60888, 68499, 80712, 88236, 91332, 96406, 117648, 121068, 121776, 136998, 144609, 161424, 176472, 182664, 192812, 242136, 273996, 289218, 352944, 365328, 385624, 433827, 484272, 547992, 578436, 771248, 867654, 1095984, 1156872, 1301481, 1735308, 2313744, 2602962, 3470616, 5205924, 6941232, 10411848, 20823696]

約数ペア:

[(1, 20823696), (2, 10411848), (3, 6941232), (4, 5205924), (6, 3470616), (8, 2602962), (9, 2313744), (12, 1735308), (16, 1301481), (18, 1156872), (19, 1095984), (24, 867654), (27, 771248), (36, 578436), (38, 547992), (43, 484272), (48, 433827), (54, 385624), (57, 365328), (59, 352944), (72, 289218), (76, 273996), (86, 242136), (108, 192812), (114, 182664), (118, 176472), (129, 161424), (144, 144609), (152, 136998), (171, 121776), (172, 121068), (177, 117648), (216, 96406), (228, 91332), (236, 88236), (258, 80712), (304, 68499), (342, 60888), (344, 60534), (354, 58824), (387, 53808), (432, 48203), (456, 45666), (472, 44118), (513, 40592), (516, 40356), (531, 39216), (684, 30444), (688, 30267), (708, 29412), (774, 26904), (817, 25488), (912, 22833), (944, 22059), (1026, 20296), (1032, 20178), (1062, 19608), (1121, 18576), (1161, 17936), (1368, 15222), (1416, 14706), (1548, 13452), (1593, 13072), (1634, 12744), (2052, 10148), (2064, 10089), (2124, 9804), (2242, 9288), (2322, 8968), (2451, 8496), (2537, 8208), (2736, 7611), (2832, 7353), (3096, 6726), (3186, 6536), (3268, 6372), (3363, 6192), (4104, 5074), (4248, 4902), (4484, 4644)]