20541135

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47221}}^1$

素因数の和:47258

約数の個数: 16

約数和(自身を含む): 33999840

約数和(自身を除く): 13458705

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 47221, 141663, 236105, 708315, 1369409, 4108227, 6847045, 20541135]

約数ペア:

[(1, 20541135), (3, 6847045), (5, 4108227), (15, 1369409), (29, 708315), (87, 236105), (145, 141663), (435, 47221)]