66239056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{318457}}^1$

素因数の和:318478

約数の個数: 20

約数和(自身を含む): 138210772

約数和(自身を除く): 71971716

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 318457, 636914, 1273828, 2547656, 4139941, 5095312, 8279882, 16559764, 33119528, 66239056]

約数ペア:

[(1, 66239056), (2, 33119528), (4, 16559764), (8, 8279882), (13, 5095312), (16, 4139941), (26, 2547656), (52, 1273828), (104, 636914), (208, 318457)]