20804765814

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{433}}^1\times {\mathrm{1609}}^1$

素因数の和:2139

約数の個数: 128

約数和(自身を含む): 53663232000

約数和(自身を除く): 32858466186

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 79, 126, 158, 189, 237, 378, 433, 474, 553, 711, 866, 1106, 1299, 1422, 1609, 1659, 2133, 2598, 3031, 3218, 3318, 3897, 4266, 4827, 4977, 6062, 7794, 9093, 9654, 9954, 11263, 11691, 14481, 14931, 18186, 22526, 23382, 27279, 28962, 29862, 33789, 34207, 43443, 54558, 67578, 68414, 81837, 86886, 101367, 102621, 127111, 163674, 202734, 205242, 239449, 254222, 304101, 307863, 381333, 478898, 608202, 615726, 696697, 718347, 762666, 889777, 923589, 1143999, 1393394, 1436694, 1779554, 1847178, 2090091, 2155041, 2287998, 2669331, 3431997, 4180182, 4310082, 4876879, 5338662, 6270273, 6465123, 6863994, 8007993, 9753758, 12540546, 12930246, 14630637, 16015986, 18810819, 24023979, 29261274, 37621638, 43891911, 48047958, 55039063, 87783822, 110078126, 131675733, 165117189, 263351466, 330234378, 385273441, 495351567, 770546882, 990703134, 1155820323, 1486054701, 2311640646, 2972109402, 3467460969, 6934921938, 10402382907, 20804765814]

約数ペア:

[(1, 20804765814), (2, 10402382907), (3, 6934921938), (6, 3467460969), (7, 2972109402), (9, 2311640646), (14, 1486054701), (18, 1155820323), (21, 990703134), (27, 770546882), (42, 495351567), (54, 385273441), (63, 330234378), (79, 263351466), (126, 165117189), (158, 131675733), (189, 110078126), (237, 87783822), (378, 55039063), (433, 48047958), (474, 43891911), (553, 37621638), (711, 29261274), (866, 24023979), (1106, 18810819), (1299, 16015986), (1422, 14630637), (1609, 12930246), (1659, 12540546), (2133, 9753758), (2598, 8007993), (3031, 6863994), (3218, 6465123), (3318, 6270273), (3897, 5338662), (4266, 4876879), (4827, 4310082), (4977, 4180182), (6062, 3431997), (7794, 2669331), (9093, 2287998), (9654, 2155041), (9954, 2090091), (11263, 1847178), (11691, 1779554), (14481, 1436694), (14931, 1393394), (18186, 1143999), (22526, 923589), (23382, 889777), (27279, 762666), (28962, 718347), (29862, 696697), (33789, 615726), (34207, 608202), (43443, 478898), (54558, 381333), (67578, 307863), (68414, 304101), (81837, 254222), (86886, 239449), (101367, 205242), (102621, 202734), (127111, 163674)]