18122951

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{631}}^1$

素因数の和:1022

約数の個数: 16

約数和(自身を含む): 22691328

約数和(自身を除く): 4568377

約数列:

[1, 7, 11, 77, 373, 631, 2611, 4103, 4417, 6941, 28721, 48587, 235363, 1647541, 2588993, 18122951]

約数ペア:

[(1, 18122951), (7, 2588993), (11, 1647541), (77, 235363), (373, 48587), (631, 28721), (2611, 6941), (4103, 4417)]