388315198

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{2221}}^1$

素因数の和:2392

約数の個数: 32

約数和(自身を含む): 633536640

約数和(自身を除く): 245221442

約数列:

[1, 2, 19, 38, 43, 86, 107, 214, 817, 1634, 2033, 2221, 4066, 4442, 4601, 9202, 42199, 84398, 87419, 95503, 174838, 191006, 237647, 475294, 1814557, 3629114, 4515293, 9030586, 10218821, 20437642, 194157599, 388315198]

約数ペア:

[(1, 388315198), (2, 194157599), (19, 20437642), (38, 10218821), (43, 9030586), (86, 4515293), (107, 3629114), (214, 1814557), (817, 475294), (1634, 237647), (2033, 191006), (2221, 174838), (4066, 95503), (4442, 87419), (4601, 84398), (9202, 42199)]