20216489212

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{17317}}^1\times {\mathrm{15361}}^1$

素因数の和:32701

約数の個数: 24

約数和(自身を含む): 37245476240

約数和(自身を除く): 17028987028

約数列:

[1, 2, 4, 19, 38, 76, 15361, 17317, 30722, 34634, 61444, 69268, 291859, 329023, 583718, 658046, 1167436, 1316092, 266006437, 532012874, 1064025748, 5054122303, 10108244606, 20216489212]

約数ペア:

[(1, 20216489212), (2, 10108244606), (4, 5054122303), (19, 1064025748), (38, 532012874), (76, 266006437), (15361, 1316092), (17317, 1167436), (30722, 658046), (34634, 583718), (61444, 329023), (69268, 291859)]