40629674

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1\times {\mathrm{1021}}^1$

素因数の和:1321

約数の個数: 16

約数和(自身を含む): 61920936

約数和(自身を除く): 21291262

約数列:

[1, 2, 101, 197, 202, 394, 1021, 2042, 19897, 39794, 103121, 201137, 206242, 402274, 20314837, 40629674]

約数ペア:

[(1, 40629674), (2, 20314837), (101, 402274), (197, 206242), (202, 201137), (394, 103121), (1021, 39794), (2042, 19897)]