20899636544

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{34313}}^1$

素因数の和:34663

約数の個数: 56

約数和(自身を含む): 42951245568

約数和(自身を除く): 22051609024

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 307, 496, 614, 992, 1228, 1984, 2456, 4912, 9517, 9824, 19034, 19648, 34313, 38068, 68626, 76136, 137252, 152272, 274504, 304544, 549008, 609088, 1063703, 1098016, 2127406, 2196032, 4254812, 8509624, 10534091, 17019248, 21068182, 34038496, 42136364, 68076992, 84272728, 168545456, 326556821, 337090912, 653113642, 674181824, 1306227284, 2612454568, 5224909136, 10449818272, 20899636544]

約数ペア:

[(1, 20899636544), (2, 10449818272), (4, 5224909136), (8, 2612454568), (16, 1306227284), (31, 674181824), (32, 653113642), (62, 337090912), (64, 326556821), (124, 168545456), (248, 84272728), (307, 68076992), (496, 42136364), (614, 34038496), (992, 21068182), (1228, 17019248), (1984, 10534091), (2456, 8509624), (4912, 4254812), (9517, 2196032), (9824, 2127406), (19034, 1098016), (19648, 1063703), (34313, 609088), (38068, 549008), (68626, 304544), (76136, 274504), (137252, 152272)]