19108804953

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{569}}^1\times {\mathrm{653}}^1$

素因数の和:1342

約数の個数: 64

約数和(自身を含む): 30538137600

約数和(自身を除く): 11429332647

約数列:

[1, 3, 7, 21, 31, 79, 93, 217, 237, 553, 569, 651, 653, 1659, 1707, 1959, 2449, 3983, 4571, 7347, 11949, 13713, 17143, 17639, 20243, 44951, 51429, 51587, 52917, 60729, 123473, 134853, 141701, 154761, 314657, 361109, 370419, 371557, 425103, 943971, 1083327, 1114671, 1393481, 1599197, 2600899, 4180443, 4797591, 7802697, 9754367, 11194379, 11518267, 29263101, 29353003, 33583137, 34554801, 80627869, 88059009, 205471021, 241883607, 616413063, 909943093, 2729829279, 6369601651, 19108804953]

約数ペア:

[(1, 19108804953), (3, 6369601651), (7, 2729829279), (21, 909943093), (31, 616413063), (79, 241883607), (93, 205471021), (217, 88059009), (237, 80627869), (553, 34554801), (569, 33583137), (651, 29353003), (653, 29263101), (1659, 11518267), (1707, 11194379), (1959, 9754367), (2449, 7802697), (3983, 4797591), (4571, 4180443), (7347, 2600899), (11949, 1599197), (13713, 1393481), (17143, 1114671), (17639, 1083327), (20243, 943971), (44951, 425103), (51429, 371557), (51587, 370419), (52917, 361109), (60729, 314657), (123473, 154761), (134853, 141701)]