17880876

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{2939}}^1$

素因数の和:2975

約数の個数: 54

約数和(自身を含む): 48959820

約数和(自身を除く): 31078944

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 2939, 3042, 5878, 6084, 8817, 11756, 17634, 26451, 35268, 38207, 52902, 76414, 105804, 114621, 152828, 229242, 343863, 458484, 496691, 687726, 993382, 1375452, 1490073, 1986764, 2980146, 4470219, 5960292, 8940438, 17880876]

約数ペア:

[(1, 17880876), (2, 8940438), (3, 5960292), (4, 4470219), (6, 2980146), (9, 1986764), (12, 1490073), (13, 1375452), (18, 993382), (26, 687726), (36, 496691), (39, 458484), (52, 343863), (78, 229242), (117, 152828), (156, 114621), (169, 105804), (234, 76414), (338, 52902), (468, 38207), (507, 35268), (676, 26451), (1014, 17634), (1521, 11756), (2028, 8817), (2939, 6084), (3042, 5878)]