20017365887

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{151}}^1\times {\mathrm{21601}}^1$

素因数の和:21807

約数の個数: 24

約数和(自身を含む): 22518270432

約数和(自身を除く): 2500904545

約数列:

[1, 17, 19, 151, 323, 361, 2567, 2869, 6137, 21601, 48773, 54511, 367217, 410419, 926687, 3261751, 6977123, 7797961, 55449767, 61973269, 132565337, 1053545573, 1177492111, 20017365887]

約数ペア:

[(1, 20017365887), (17, 1177492111), (19, 1053545573), (151, 132565337), (323, 61973269), (361, 55449767), (2567, 7797961), (2869, 6977123), (6137, 3261751), (21601, 926687), (48773, 410419), (54511, 367217)]