18250771

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{563}}^1$

素因数の和:1002

約数の個数: 16

約数和(自身を含む): 22848768

約数和(自身を除く): 4597997

約数列:

[1, 7, 11, 77, 421, 563, 2947, 3941, 4631, 6193, 32417, 43351, 237023, 1659161, 2607253, 18250771]

約数ペア:

[(1, 18250771), (7, 2607253), (11, 1659161), (77, 237023), (421, 43351), (563, 32417), (2947, 6193), (3941, 4631)]