20375996

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3793}}^1$

素因数の和:3893

約数の個数: 24

約数和(自身を含む): 38243520

約数和(自身を除く): 17867524

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 316, 1343, 2686, 3793, 5372, 7586, 15172, 64481, 128962, 257924, 299647, 599294, 1198588, 5093999, 10187998, 20375996]

約数ペア:

[(1, 20375996), (2, 10187998), (4, 5093999), (17, 1198588), (34, 599294), (68, 299647), (79, 257924), (158, 128962), (316, 64481), (1343, 15172), (2686, 7586), (3793, 5372)]