40242874

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151289}}^1$

素因数の和:151317

約数の個数: 16

約数和(自身を含む): 72619200

約数和(自身を除く): 32376326

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 151289, 302578, 1059023, 2118046, 2874491, 5748982, 20121437, 40242874]

約数ペア:

[(1, 40242874), (2, 20121437), (7, 5748982), (14, 2874491), (19, 2118046), (38, 1059023), (133, 302578), (266, 151289)]