20108587768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1\times {\mathrm{5573}}^1$

素因数の和:6256

約数の個数: 64

約数和(自身を含む): 40923416160

約数和(自身を除く): 20814828392

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 344, 617, 731, 1234, 1462, 2468, 2924, 4936, 5573, 5848, 10489, 11146, 20978, 22292, 26531, 41956, 44584, 53062, 83912, 94741, 106124, 189482, 212248, 239639, 378964, 451027, 479278, 757928, 902054, 958556, 1804108, 1917112, 3438541, 3608216, 4073863, 6877082, 8147726, 13754164, 16295452, 27508328, 32590904, 58455197, 116910394, 147857263, 233820788, 295714526, 467641576, 591429052, 1182858104, 2513573471, 5027146942, 10054293884, 20108587768]

約数ペア:

[(1, 20108587768), (2, 10054293884), (4, 5027146942), (8, 2513573471), (17, 1182858104), (34, 591429052), (43, 467641576), (68, 295714526), (86, 233820788), (136, 147857263), (172, 116910394), (344, 58455197), (617, 32590904), (731, 27508328), (1234, 16295452), (1462, 13754164), (2468, 8147726), (2924, 6877082), (4936, 4073863), (5573, 3608216), (5848, 3438541), (10489, 1917112), (11146, 1804108), (20978, 958556), (22292, 902054), (26531, 757928), (41956, 479278), (44584, 451027), (53062, 378964), (83912, 239639), (94741, 212248), (106124, 189482)]