18704465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{3467}}^1$

素因数の和:3568

約数の個数: 16

約数和(自身を含む): 24470208

約数和(自身を除く): 5765743

約数列:

[1, 5, 13, 65, 83, 415, 1079, 3467, 5395, 17335, 45071, 225355, 287761, 1438805, 3740893, 18704465]

約数ペア:

[(1, 18704465), (5, 3740893), (13, 1438805), (65, 287761), (83, 225355), (415, 45071), (1079, 17335), (3467, 5395)]