64259312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{308939}}^1$

素因数の和:308960

約数の個数: 20

約数和(自身を含む): 134079960

約数和(自身を除く): 69820648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 308939, 617878, 1235756, 2471512, 4016207, 4943024, 8032414, 16064828, 32129656, 64259312]

約数ペア:

[(1, 64259312), (2, 32129656), (4, 16064828), (8, 8032414), (13, 4943024), (16, 4016207), (26, 2471512), (52, 1235756), (104, 617878), (208, 308939)]