18680708

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{1117}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 33902232

約数和(自身を除く): 15221524

約数列:

[1, 2, 4, 37, 74, 113, 148, 226, 452, 1117, 2234, 4181, 4468, 8362, 16724, 41329, 82658, 126221, 165316, 252442, 504884, 4670177, 9340354, 18680708]

約数ペア:

[(1, 18680708), (2, 9340354), (4, 4670177), (37, 504884), (74, 252442), (113, 165316), (148, 126221), (226, 82658), (452, 41329), (1117, 16724), (2234, 8362), (4181, 4468)]