20743188

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{21881}}^1$

素因数の和:21967

約数の個数: 24

約数和(自身を含む): 49015680

約数和(自身を除く): 28272492

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 316, 474, 948, 21881, 43762, 65643, 87524, 131286, 262572, 1728599, 3457198, 5185797, 6914396, 10371594, 20743188]

約数ペア:

[(1, 20743188), (2, 10371594), (3, 6914396), (4, 5185797), (6, 3457198), (12, 1728599), (79, 262572), (158, 131286), (237, 87524), (316, 65643), (474, 43762), (948, 21881)]