20958275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1093}}^1$

素因数の和:1175

約数の個数: 24

約数和(自身を含む): 28487760

約数和(自身を除く): 7529485

約数列:

[1, 5, 13, 25, 59, 65, 295, 325, 767, 1093, 1475, 3835, 5465, 14209, 19175, 27325, 64487, 71045, 322435, 355225, 838331, 1612175, 4191655, 20958275]

約数ペア:

[(1, 20958275), (5, 4191655), (13, 1612175), (25, 838331), (59, 355225), (65, 322435), (295, 71045), (325, 64487), (767, 27325), (1093, 19175), (1475, 14209), (3835, 5465)]