18424307525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{407843}}^1$

素因数の和:408005

約数の個数: 24

約数和(自身を含む): 24780601440

約数和(自身を除く): 6356293915

約数列:

[1, 5, 13, 25, 65, 139, 325, 695, 1807, 3475, 9035, 45175, 407843, 2039215, 5301959, 10196075, 26509795, 56690177, 132548975, 283450885, 736972301, 1417254425, 3684861505, 18424307525]

約数ペア:

[(1, 18424307525), (5, 3684861505), (13, 1417254425), (25, 736972301), (65, 283450885), (139, 132548975), (325, 56690177), (695, 26509795), (1807, 10196075), (3475, 5301959), (9035, 2039215), (45175, 407843)]