20248185

素因数分解:

$3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4397}}^1$

素因数の和:4712

約数の個数: 16

約数和(自身を含む): 32510016

約数和(自身を除く): 12261831

約数列:

[1, 3, 5, 15, 307, 921, 1535, 4397, 4605, 13191, 21985, 65955, 1349879, 4049637, 6749395, 20248185]

約数ペア:

[(1, 20248185), (3, 6749395), (5, 4049637), (15, 1349879), (307, 65955), (921, 21985), (1535, 13191), (4397, 4605)]