38988874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 63866880

約数和(自身を除く): 24878006

約数列:

[1, 2, 19, 38, 43, 86, 107, 214, 223, 446, 817, 1634, 2033, 4066, 4237, 4601, 8474, 9202, 9589, 19178, 23861, 47722, 87419, 174838, 182191, 364382, 453359, 906718, 1026023, 2052046, 19494437, 38988874]

約数ペア:

[(1, 38988874), (2, 19494437), (19, 2052046), (38, 1026023), (43, 906718), (86, 453359), (107, 364382), (214, 182191), (223, 174838), (446, 87419), (817, 47722), (1634, 23861), (2033, 19178), (4066, 9589), (4237, 9202), (4601, 8474)]