16991468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4877}}^1$

素因数の和:4961

約数の個数: 24

約数和(自身を含む): 32506992

約数和(自身を除く): 15515524

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 4877, 9754, 19508, 63401, 126802, 253604, 326759, 653518, 1307036, 4247867, 8495734, 16991468]

約数ペア:

[(1, 16991468), (2, 8495734), (4, 4247867), (13, 1307036), (26, 653518), (52, 326759), (67, 253604), (134, 126802), (268, 63401), (871, 19508), (1742, 9754), (3484, 4877)]