20406988815

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{13208407}}^1$

素因数の和:13208518

約数の個数: 16

約数和(自身を含む): 32968186368

約数和(自身を除く): 12561197553

約数列:

[1, 3, 5, 15, 103, 309, 515, 1545, 13208407, 39625221, 66042035, 198126105, 1360465921, 4081397763, 6802329605, 20406988815]

約数ペア:

[(1, 20406988815), (3, 6802329605), (5, 4081397763), (15, 1360465921), (103, 198126105), (309, 66042035), (515, 39625221), (1545, 13208407)]