20175649144

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2629777}}^1$

素因数の和:2629927

約数の個数: 32

約数和(自身を含む): 43549123680

約数和(自身を除く): 23373474536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 3836, 7672, 2629777, 5259554, 10519108, 18408439, 21038216, 36816878, 73633756, 147267512, 360279449, 720558898, 1441117796, 2521956143, 2882235592, 5043912286, 10087824572, 20175649144]

約数ペア:

[(1, 20175649144), (2, 10087824572), (4, 5043912286), (7, 2882235592), (8, 2521956143), (14, 1441117796), (28, 720558898), (56, 360279449), (137, 147267512), (274, 73633756), (548, 36816878), (959, 21038216), (1096, 18408439), (1918, 10519108), (3836, 5259554), (7672, 2629777)]