19279490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3499}}^1$

素因数の和:3554

約数の個数: 32

約数和(自身を含む): 37800000

約数和(自身を除く): 18520510

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 3499, 5510, 6998, 17495, 34990, 66481, 101471, 132962, 202942, 332405, 507355, 664810, 1014710, 1927949, 3855898, 9639745, 19279490]

約数ペア:

[(1, 19279490), (2, 9639745), (5, 3855898), (10, 1927949), (19, 1014710), (29, 664810), (38, 507355), (58, 332405), (95, 202942), (145, 132962), (190, 101471), (290, 66481), (551, 34990), (1102, 17495), (2755, 6998), (3499, 5510)]