20761675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4441}}^1$

素因数の和:4479

約数の個数: 24

約数和(自身を含む): 29743632

約数和(自身を除く): 8981957

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 4441, 4675, 22205, 48851, 75497, 111025, 244255, 377485, 830467, 1221275, 1887425, 4152335, 20761675]

約数ペア:

[(1, 20761675), (5, 4152335), (11, 1887425), (17, 1221275), (25, 830467), (55, 377485), (85, 244255), (187, 111025), (275, 75497), (425, 48851), (935, 22205), (4441, 4675)]