611312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{2939}}^1$

素因数の和:2960

約数の個数: 20

約数和(自身を含む): 1275960

約数和(自身を除く): 664648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 2939, 5878, 11756, 23512, 38207, 47024, 76414, 152828, 305656, 611312]

約数ペア:

[(1, 611312), (2, 305656), (4, 152828), (8, 76414), (13, 47024), (16, 38207), (26, 23512), (52, 11756), (104, 5878), (208, 2939)]