13397664

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19937}}^1$

素因数の和:19957

約数の個数: 48

約数和(自身を含む): 40195008

約数和(自身を除く): 26797344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 19937, 39874, 59811, 79748, 119622, 139559, 159496, 239244, 279118, 318992, 418677, 478488, 558236, 637984, 837354, 956976, 1116472, 1674708, 1913952, 2232944, 3349416, 4465888, 6698832, 13397664]

約数ペア:

[(1, 13397664), (2, 6698832), (3, 4465888), (4, 3349416), (6, 2232944), (7, 1913952), (8, 1674708), (12, 1116472), (14, 956976), (16, 837354), (21, 637984), (24, 558236), (28, 478488), (32, 418677), (42, 318992), (48, 279118), (56, 239244), (84, 159496), (96, 139559), (112, 119622), (168, 79748), (224, 59811), (336, 39874), (672, 19937)]