20001912

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1777}}^1$

素因数の和:1860

約数の個数: 64

約数和(自身を含む): 58033920

約数和(自身を除く): 38032008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 67, 84, 134, 168, 201, 268, 402, 469, 536, 804, 938, 1407, 1608, 1777, 1876, 2814, 3554, 3752, 5331, 5628, 7108, 10662, 11256, 12439, 14216, 21324, 24878, 37317, 42648, 49756, 74634, 99512, 119059, 149268, 238118, 298536, 357177, 476236, 714354, 833413, 952472, 1428708, 1666826, 2500239, 2857416, 3333652, 5000478, 6667304, 10000956, 20001912]

約数ペア:

[(1, 20001912), (2, 10000956), (3, 6667304), (4, 5000478), (6, 3333652), (7, 2857416), (8, 2500239), (12, 1666826), (14, 1428708), (21, 952472), (24, 833413), (28, 714354), (42, 476236), (56, 357177), (67, 298536), (84, 238118), (134, 149268), (168, 119059), (201, 99512), (268, 74634), (402, 49756), (469, 42648), (536, 37317), (804, 24878), (938, 21324), (1407, 14216), (1608, 12439), (1777, 11256), (1876, 10662), (2814, 7108), (3554, 5628), (3752, 5331)]