20195470899

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{607}}^1\times {\mathrm{1889}}^1$

素因数の和:2624

約数の個数: 48

約数和(自身を含む): 31072204800

約数和(自身を除く): 10876733901

約数列:

[1, 3, 9, 19, 57, 103, 171, 309, 607, 927, 1821, 1889, 1957, 5463, 5667, 5871, 11533, 17001, 17613, 34599, 35891, 62521, 103797, 107673, 187563, 194567, 323019, 562689, 583701, 1146623, 1187899, 1751103, 3439869, 3563697, 3696773, 10319607, 10691091, 11090319, 21785837, 33270957, 65357511, 118102169, 196072533, 354306507, 1062919521, 2243941211, 6731823633, 20195470899]

約数ペア:

[(1, 20195470899), (3, 6731823633), (9, 2243941211), (19, 1062919521), (57, 354306507), (103, 196072533), (171, 118102169), (309, 65357511), (607, 33270957), (927, 21785837), (1821, 11090319), (1889, 10691091), (1957, 10319607), (5463, 3696773), (5667, 3563697), (5871, 3439869), (11533, 1751103), (17001, 1187899), (17613, 1146623), (34599, 583701), (35891, 562689), (62521, 323019), (103797, 194567), (107673, 187563)]