20198544985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1\times {\mathrm{5869}}^1$

素因数の和:8041

約数の個数: 32

約数和(自身を含む): 27032054400

約数和(自身を除く): 6833509415

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 2131, 5869, 10655, 29345, 36227, 40489, 99773, 111511, 181135, 202445, 498865, 557555, 688313, 1895687, 3441565, 9478435, 12506839, 62534195, 212616263, 237629941, 1063081315, 1188149705, 4039708997, 20198544985]

約数ペア:

[(1, 20198544985), (5, 4039708997), (17, 1188149705), (19, 1063081315), (85, 237629941), (95, 212616263), (323, 62534195), (1615, 12506839), (2131, 9478435), (5869, 3441565), (10655, 1895687), (29345, 688313), (36227, 557555), (40489, 498865), (99773, 202445), (111511, 181135)]