20495185

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5749}}^1$

素因数の和:5808

約数の個数: 16

約数和(自身を含む): 26496000

約数和(自身を除く): 6000815

約数列:

[1, 5, 23, 31, 115, 155, 713, 3565, 5749, 28745, 132227, 178219, 661135, 891095, 4099037, 20495185]

約数ペア:

[(1, 20495185), (5, 4099037), (23, 891095), (31, 661135), (115, 178219), (155, 132227), (713, 28745), (3565, 5749)]