9881456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47507}}^1$

素因数の和:47528

約数の個数: 20

約数和(自身を含む): 20618472

約数和(自身を除く): 10737016

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 47507, 95014, 190028, 380056, 617591, 760112, 1235182, 2470364, 4940728, 9881456]

約数ペア:

[(1, 9881456), (2, 4940728), (4, 2470364), (8, 1235182), (13, 760112), (16, 617591), (26, 380056), (52, 190028), (104, 95014), (208, 47507)]