18580475

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 24172560

約数和(自身を除く): 5592085

約数列:

[1, 5, 25, 37, 53, 185, 265, 379, 925, 1325, 1895, 1961, 9475, 9805, 14023, 20087, 49025, 70115, 100435, 350575, 502175, 743219, 3716095, 18580475]

約数ペア:

[(1, 18580475), (5, 3716095), (25, 743219), (37, 502175), (53, 350575), (185, 100435), (265, 70115), (379, 49025), (925, 20087), (1325, 14023), (1895, 9805), (1961, 9475)]