218493910

素因数分解:

$2^1\times 5^1\times {\mathrm{2441}}^1\times {\mathrm{8951}}^1$

素因数の和:11399

約数の個数: 16

約数和(自身を含む): 393494112

約数和(自身を除く): 175000202

約数列:

[1, 2, 5, 10, 2441, 4882, 8951, 12205, 17902, 24410, 44755, 89510, 21849391, 43698782, 109246955, 218493910]

約数ペア:

[(1, 218493910), (2, 109246955), (5, 43698782), (10, 21849391), (2441, 89510), (4882, 44755), (8951, 24410), (12205, 17902)]