2149774438

素因数分解:

$2^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{493747}}^1$

素因数の和:494067

約数の個数: 16

約数和(自身を含む): 3697185024

約数和(自身を除く): 1547410586

約数列:

[1, 2, 7, 14, 311, 622, 2177, 4354, 493747, 987494, 3456229, 6912458, 153555317, 307110634, 1074887219, 2149774438]

約数ペア:

[(1, 2149774438), (2, 1074887219), (7, 307110634), (14, 153555317), (311, 6912458), (622, 3456229), (2177, 987494), (4354, 493747)]