18718154

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5413}}^1$

素因数の和:5454

約数の個数: 32

約数和(自身を含む): 36382080

約数和(自身を除く): 17663926

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 5413, 10826, 37891, 70369, 75782, 102847, 140738, 205694, 492583, 719929, 985166, 1337011, 1439858, 2674022, 9359077, 18718154]

約数ペア:

[(1, 18718154), (2, 9359077), (7, 2674022), (13, 1439858), (14, 1337011), (19, 985166), (26, 719929), (38, 492583), (91, 205694), (133, 140738), (182, 102847), (247, 75782), (266, 70369), (494, 37891), (1729, 10826), (3458, 5413)]