18394072505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{539653}}^1$

素因数の和:540076

約数の個数: 16

約数和(自身を含む): 23429618064

約数和(自身を除く): 5035545559

約数列:

[1, 5, 17, 85, 401, 2005, 6817, 34085, 539653, 2698265, 9174101, 45870505, 216400853, 1082004265, 3678814501, 18394072505]

約数ペア:

[(1, 18394072505), (5, 3678814501), (17, 1082004265), (85, 216400853), (401, 45870505), (2005, 9174101), (6817, 2698265), (34085, 539653)]