20132505561

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{80909}}^1$

素因数の和:80994

約数の個数: 48

約数和(自身を含む): 33384113280

約数和(自身を除く): 13251607719

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 287, 289, 357, 697, 861, 867, 2023, 2091, 4879, 6069, 11849, 14637, 35547, 80909, 82943, 242727, 248829, 566363, 1375453, 1699089, 3317269, 4126359, 9628171, 9951807, 23220883, 23382701, 28884513, 56393573, 69662649, 70148103, 163678907, 169180719, 394755011, 491036721, 958690741, 1184265033, 2876072223, 6710835187, 20132505561]

約数ペア:

[(1, 20132505561), (3, 6710835187), (7, 2876072223), (17, 1184265033), (21, 958690741), (41, 491036721), (51, 394755011), (119, 169180719), (123, 163678907), (287, 70148103), (289, 69662649), (357, 56393573), (697, 28884513), (861, 23382701), (867, 23220883), (2023, 9951807), (2091, 9628171), (4879, 4126359), (6069, 3317269), (11849, 1699089), (14637, 1375453), (35547, 566363), (80909, 248829), (82943, 242727)]