42038018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{18919}}^1$

素因数の和:19033

約数の個数: 16

約数和(自身を含む): 69474240

約数和(自身を除く): 27436222

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 18919, 37838, 208109, 416218, 1910819, 3821638, 21019009, 42038018]

約数ペア:

[(1, 42038018), (2, 21019009), (11, 3821638), (22, 1910819), (101, 416218), (202, 208109), (1111, 37838), (2222, 18919)]