20868792

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7307}}^1$

素因数の和:7340

約数の個数: 64

約数和(自身を含む): 63141120

約数和(自身を除く): 42272328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 7307, 14614, 21921, 29228, 43842, 51149, 58456, 87684, 102298, 124219, 153447, 175368, 204596, 248438, 306894, 372657, 409192, 496876, 613788, 745314, 869533, 993752, 1227576, 1490628, 1739066, 2608599, 2981256, 3478132, 5217198, 6956264, 10434396, 20868792]

約数ペア:

[(1, 20868792), (2, 10434396), (3, 6956264), (4, 5217198), (6, 3478132), (7, 2981256), (8, 2608599), (12, 1739066), (14, 1490628), (17, 1227576), (21, 993752), (24, 869533), (28, 745314), (34, 613788), (42, 496876), (51, 409192), (56, 372657), (68, 306894), (84, 248438), (102, 204596), (119, 175368), (136, 153447), (168, 124219), (204, 102298), (238, 87684), (357, 58456), (408, 51149), (476, 43842), (714, 29228), (952, 21921), (1428, 14614), (2856, 7307)]