19904722

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{2579}}^1$

素因数の和:2825

約数の個数: 16

約数和(自身を含む): 31764960

約数和(自身を除く): 11860238

約数列:

[1, 2, 17, 34, 227, 454, 2579, 3859, 5158, 7718, 43843, 87686, 585433, 1170866, 9952361, 19904722]

約数ペア:

[(1, 19904722), (2, 9952361), (17, 1170866), (34, 585433), (227, 87686), (454, 43843), (2579, 7718), (3859, 5158)]