2018997928

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{227}}^1\times {\mathrm{3847}}^1$

素因数の和:4114

約数の個数: 48

約数和(自身を含む): 4040169120

約数和(自身を除く): 2021171192

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 227, 289, 454, 578, 908, 1156, 1816, 2312, 3847, 3859, 7694, 7718, 15388, 15436, 30776, 30872, 65399, 65603, 130798, 131206, 261596, 262412, 523192, 524824, 873269, 1111783, 1746538, 2223566, 3493076, 4447132, 6986152, 8894264, 14845573, 29691146, 59382292, 118764584, 252374741, 504749482, 1009498964, 2018997928]

約数ペア:

[(1, 2018997928), (2, 1009498964), (4, 504749482), (8, 252374741), (17, 118764584), (34, 59382292), (68, 29691146), (136, 14845573), (227, 8894264), (289, 6986152), (454, 4447132), (578, 3493076), (908, 2223566), (1156, 1746538), (1816, 1111783), (2312, 873269), (3847, 524824), (3859, 523192), (7694, 262412), (7718, 261596), (15388, 131206), (15436, 130798), (30776, 65603), (30872, 65399)]