81956908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{39631}}^1$

素因数の和:39693

約数の個数: 24

約数和(自身を含む): 159796224

約数和(自身を除く): 77839316

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 2068, 39631, 79262, 158524, 435941, 871882, 1743764, 1862657, 3725314, 7450628, 20489227, 40978454, 81956908]

約数ペア:

[(1, 81956908), (2, 40978454), (4, 20489227), (11, 7450628), (22, 3725314), (44, 1862657), (47, 1743764), (94, 871882), (188, 435941), (517, 158524), (1034, 79262), (2068, 39631)]