18851245

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4241}}^1$

素因数の和:4380

約数の個数: 16

約数和(自身を含む): 26062848

約数和(自身を除く): 7211603

約数列:

[1, 5, 7, 35, 127, 635, 889, 4241, 4445, 21205, 29687, 148435, 538607, 2693035, 3770249, 18851245]

約数ペア:

[(1, 18851245), (5, 3770249), (7, 2693035), (35, 538607), (127, 148435), (635, 29687), (889, 21205), (4241, 4445)]