1557712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{7489}}^1$

素因数の和:7510

約数の個数: 20

約数和(自身を含む): 3250660

約数和(自身を除く): 1692948

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 7489, 14978, 29956, 59912, 97357, 119824, 194714, 389428, 778856, 1557712]

約数ペア:

[(1, 1557712), (2, 778856), (4, 389428), (8, 194714), (13, 119824), (16, 97357), (26, 59912), (52, 29956), (104, 14978), (208, 7489)]