18338702915

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{1451}}^1\times {\mathrm{14957}}^1$

素因数の和:16439

約数の個数: 24

約数和(自身を含む): 23847479568

約数和(自身を除く): 5508776653

約数列:

[1, 5, 13, 65, 169, 845, 1451, 7255, 14957, 18863, 74785, 94315, 194441, 245219, 972205, 1226095, 2527733, 12638665, 21702607, 108513035, 282133891, 1410669455, 3667740583, 18338702915]

約数ペア:

[(1, 18338702915), (5, 3667740583), (13, 1410669455), (65, 282133891), (169, 108513035), (845, 21702607), (1451, 12638665), (7255, 2527733), (14957, 1226095), (18863, 972205), (74785, 245219), (94315, 194441)]