40491506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{18223}}^1$

素因数の和:18337

約数の個数: 16

約数和(自身を含む): 66918528

約数和(自身を除く): 26427022

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 18223, 36446, 200453, 400906, 1840523, 3681046, 20245753, 40491506]

約数ペア:

[(1, 40491506), (2, 20245753), (11, 3681046), (22, 1840523), (101, 400906), (202, 200453), (1111, 36446), (2222, 18223)]