20507736144

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{89363}}^1$

素因数の和:90064

約数の個数: 80

約数和(自身を含む): 60635976192

約数和(自身を除く): 40128240048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 683, 1366, 2049, 2732, 4098, 4781, 5464, 8196, 9562, 10928, 14343, 16392, 19124, 28686, 32784, 38248, 57372, 76496, 89363, 114744, 178726, 229488, 268089, 357452, 536178, 625541, 714904, 1072356, 1251082, 1429808, 1876623, 2144712, 2502164, 3753246, 4289424, 5004328, 7506492, 10008656, 15012984, 30025968, 61034929, 122069858, 183104787, 244139716, 366209574, 427244503, 488279432, 732419148, 854489006, 976558864, 1281733509, 1464838296, 1708978012, 2563467018, 2929676592, 3417956024, 5126934036, 6835912048, 10253868072, 20507736144]

約数ペア:

[(1, 20507736144), (2, 10253868072), (3, 6835912048), (4, 5126934036), (6, 3417956024), (7, 2929676592), (8, 2563467018), (12, 1708978012), (14, 1464838296), (16, 1281733509), (21, 976558864), (24, 854489006), (28, 732419148), (42, 488279432), (48, 427244503), (56, 366209574), (84, 244139716), (112, 183104787), (168, 122069858), (336, 61034929), (683, 30025968), (1366, 15012984), (2049, 10008656), (2732, 7506492), (4098, 5004328), (4781, 4289424), (5464, 3753246), (8196, 2502164), (9562, 2144712), (10928, 1876623), (14343, 1429808), (16392, 1251082), (19124, 1072356), (28686, 714904), (32784, 625541), (38248, 536178), (57372, 357452), (76496, 268089), (89363, 229488), (114744, 178726)]