2018216570

素因数分解:

$2^1\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{128467}}^1$

素因数の和:130045

約数の個数: 16

約数和(自身を含む): 3635130528

約数和(自身を除く): 1616913958

約数列:

[1, 2, 5, 10, 1571, 3142, 7855, 15710, 128467, 256934, 642335, 1284670, 201821657, 403643314, 1009108285, 2018216570]

約数ペア:

[(1, 2018216570), (2, 1009108285), (5, 403643314), (10, 201821657), (1571, 1284670), (3142, 642335), (7855, 256934), (15710, 128467)]