20174821775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{809}}^1\times {\mathrm{52501}}^1$

素因数の和:53339

約数の個数: 24

約数和(自身を含む): 26366504400

約数和(自身を除く): 6191682625

約数列:

[1, 5, 19, 25, 95, 475, 809, 4045, 15371, 20225, 52501, 76855, 262505, 384275, 997519, 1312525, 4987595, 24937975, 42473309, 212366545, 806992871, 1061832725, 4034964355, 20174821775]

約数ペア:

[(1, 20174821775), (5, 4034964355), (19, 1061832725), (25, 806992871), (95, 212366545), (475, 42473309), (809, 24937975), (4045, 4987595), (15371, 1312525), (20225, 997519), (52501, 384275), (76855, 262505)]