18238216

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 35712000

約数和(自身を除く): 17473784

約数列:

[1, 2, 4, 8, 29, 58, 116, 127, 232, 254, 508, 619, 1016, 1238, 2476, 3683, 4952, 7366, 14732, 17951, 29464, 35902, 71804, 78613, 143608, 157226, 314452, 628904, 2279777, 4559554, 9119108, 18238216]

約数ペア:

[(1, 18238216), (2, 9119108), (4, 4559554), (8, 2279777), (29, 628904), (58, 314452), (116, 157226), (127, 143608), (232, 78613), (254, 71804), (508, 35902), (619, 29464), (1016, 17951), (1238, 14732), (2476, 7366), (3683, 4952)]