20181287056

素因数分解:

$2^4\times 7^1\times {\mathrm{3371}}^1\times {\mathrm{53453}}^1$

素因数の和:56839

約数の個数: 40

約数和(自身を含む): 44701228224

約数和(自身を除く): 24519941168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 3371, 6742, 13484, 23597, 26968, 47194, 53453, 53936, 94388, 106906, 188776, 213812, 374171, 377552, 427624, 748342, 855248, 1496684, 2993368, 5986736, 180190063, 360380126, 720760252, 1261330441, 1441520504, 2522660882, 2883041008, 5045321764, 10090643528, 20181287056]

約数ペア:

[(1, 20181287056), (2, 10090643528), (4, 5045321764), (7, 2883041008), (8, 2522660882), (14, 1441520504), (16, 1261330441), (28, 720760252), (56, 360380126), (112, 180190063), (3371, 5986736), (6742, 2993368), (13484, 1496684), (23597, 855248), (26968, 748342), (47194, 427624), (53453, 377552), (53936, 374171), (94388, 213812), (106906, 188776)]