18808595

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{547}}^1$

素因数の和:611

約数の個数: 24

約数和(自身を含む): 25455696

約数和(自身を除く): 6647101

約数列:

[1, 5, 13, 23, 65, 115, 299, 529, 547, 1495, 2645, 2735, 6877, 7111, 12581, 34385, 35555, 62905, 163553, 289363, 817765, 1446815, 3761719, 18808595]

約数ペア:

[(1, 18808595), (5, 3761719), (13, 1446815), (23, 817765), (65, 289363), (115, 163553), (299, 62905), (529, 35555), (547, 34385), (1495, 12581), (2645, 7111), (2735, 6877)]