19625774

素因数分解:

$2^1\times 7^4\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:158

約数の個数: 40

約数和(自身を含む): 35427048

約数和(自身を除く): 15801274

約数列:

[1, 2, 7, 14, 49, 61, 67, 98, 122, 134, 343, 427, 469, 686, 854, 938, 2401, 2989, 3283, 4087, 4802, 5978, 6566, 8174, 20923, 22981, 28609, 41846, 45962, 57218, 146461, 160867, 200263, 292922, 321734, 400526, 1401841, 2803682, 9812887, 19625774]

約数ペア:

[(1, 19625774), (2, 9812887), (7, 2803682), (14, 1401841), (49, 400526), (61, 321734), (67, 292922), (98, 200263), (122, 160867), (134, 146461), (343, 57218), (427, 45962), (469, 41846), (686, 28609), (854, 22981), (938, 20923), (2401, 8174), (2989, 6566), (3283, 5978), (4087, 4802)]