20199775652

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{152617}}^1$

素因数の和:152820

約数の個数: 48

約数和(自身を含む): 42049311360

約数和(自身を除く): 21849535708

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 163, 203, 326, 406, 652, 812, 1141, 2282, 4564, 4727, 9454, 18908, 33089, 66178, 132356, 152617, 305234, 610468, 1068319, 2136638, 4273276, 4425893, 8851786, 17703572, 24876571, 30981251, 49753142, 61962502, 99506284, 123925004, 174135997, 348271994, 696543988, 721420559, 1442841118, 2885682236, 5049943913, 10099887826, 20199775652]

約数ペア:

[(1, 20199775652), (2, 10099887826), (4, 5049943913), (7, 2885682236), (14, 1442841118), (28, 721420559), (29, 696543988), (58, 348271994), (116, 174135997), (163, 123925004), (203, 99506284), (326, 61962502), (406, 49753142), (652, 30981251), (812, 24876571), (1141, 17703572), (2282, 8851786), (4564, 4425893), (4727, 4273276), (9454, 2136638), (18908, 1068319), (33089, 610468), (66178, 305234), (132356, 152617)]