20974525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5867}}^1$

素因数の和:5901

約数の個数: 24

約数和(自身を含む): 30560544

約数和(自身を除く): 9586019

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 5867, 29335, 64537, 76271, 146675, 322685, 381355, 838981, 1613425, 1906775, 4194905, 20974525]

約数ペア:

[(1, 20974525), (5, 4194905), (11, 1906775), (13, 1613425), (25, 838981), (55, 381355), (65, 322685), (143, 146675), (275, 76271), (325, 64537), (715, 29335), (3575, 5867)]