20188016615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{557}}^1\times {\mathrm{1759}}^1$

素因数の和:2651

約数の個数: 32

約数和(自身を含む): 26233320960

約数和(自身を除く): 6045304345

約数列:

[1, 5, 13, 65, 317, 557, 1585, 1759, 2785, 4121, 7241, 8795, 20605, 22867, 36205, 114335, 176569, 557603, 882845, 979763, 2295397, 2788015, 4898815, 7248839, 11476985, 12736919, 36244195, 63684595, 310584871, 1552924355, 4037603323, 20188016615]

約数ペア:

[(1, 20188016615), (5, 4037603323), (13, 1552924355), (65, 310584871), (317, 63684595), (557, 36244195), (1585, 12736919), (1759, 11476985), (2785, 7248839), (4121, 4898815), (7241, 2788015), (8795, 2295397), (20605, 979763), (22867, 882845), (36205, 557603), (114335, 176569)]