72573488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{348911}}^1$

素因数の和:348932

約数の個数: 20

約数和(自身を含む): 151427808

約数和(自身を除く): 78854320

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 348911, 697822, 1395644, 2791288, 4535843, 5582576, 9071686, 18143372, 36286744, 72573488]

約数ペア:

[(1, 72573488), (2, 36286744), (4, 18143372), (8, 9071686), (13, 5582576), (16, 4535843), (26, 2791288), (52, 1395644), (104, 697822), (208, 348911)]