68891408

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{22543}}^1$

素因数の和:22742

約数の個数: 20

約数和(自身を含む): 134181888

約数和(自身を除く): 65290480

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 22543, 45086, 90172, 180344, 360688, 4305713, 8611426, 17222852, 34445704, 68891408]

約数ペア:

[(1, 68891408), (2, 34445704), (4, 17222852), (8, 8611426), (16, 4305713), (191, 360688), (382, 180344), (764, 90172), (1528, 45086), (3056, 22543)]