20102475

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{14107}}^1$

素因数の和:14139

約数の個数: 24

約数和(自身を含む): 34987840

約数和(自身を除く): 14885365

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 14107, 42321, 70535, 211605, 268033, 352675, 804099, 1058025, 1340165, 4020495, 6700825, 20102475]

約数ペア:

[(1, 20102475), (3, 6700825), (5, 4020495), (15, 1340165), (19, 1058025), (25, 804099), (57, 352675), (75, 268033), (95, 211605), (285, 70535), (475, 42321), (1425, 14107)]