20180242

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{9001}}^1$

素因数の和:9081

約数の個数: 16

約数和(自身を含む): 32407200

約数和(自身を除く): 12226958

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 9001, 18002, 171019, 342038, 531059, 1062118, 10090121, 20180242]

約数ペア:

[(1, 20180242), (2, 10090121), (19, 1062118), (38, 531059), (59, 342038), (118, 171019), (1121, 18002), (2242, 9001)]