20098875

素因数分解:

$3^1\times 5^3\times {\mathrm{53597}}^1$

素因数の和:53615

約数の個数: 16

約数和(自身を含む): 33445152

約数和(自身を除く): 13346277

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 53597, 160791, 267985, 803955, 1339925, 4019775, 6699625, 20098875]

約数ペア:

[(1, 20098875), (3, 6699625), (5, 4019775), (15, 1339925), (25, 803955), (75, 267985), (125, 160791), (375, 53597)]