20896858

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{1697}}^1$

素因数の和:1877

約数の個数: 16

約数和(自身を含む): 32275584

約数和(自身を除く): 11378726

約数列:

[1, 2, 47, 94, 131, 262, 1697, 3394, 6157, 12314, 79759, 159518, 222307, 444614, 10448429, 20896858]

約数ペア:

[(1, 20896858), (2, 10448429), (47, 444614), (94, 222307), (131, 159518), (262, 79759), (1697, 12314), (3394, 6157)]