31291312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{150439}}^1$

素因数の和:150460

約数の個数: 20

約数和(自身を含む): 65290960

約数和(自身を除く): 33999648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 150439, 300878, 601756, 1203512, 1955707, 2407024, 3911414, 7822828, 15645656, 31291312]

約数ペア:

[(1, 31291312), (2, 15645656), (4, 7822828), (8, 3911414), (13, 2407024), (16, 1955707), (26, 1203512), (52, 601756), (104, 300878), (208, 150439)]