17920452

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{389}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 45864000

約数和(自身を除く): 27943548

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 349, 389, 698, 778, 1047, 1167, 1396, 1556, 2094, 2334, 3839, 4188, 4279, 4668, 7678, 8558, 11517, 12837, 15356, 17116, 23034, 25674, 46068, 51348, 135761, 271522, 407283, 543044, 814566, 1493371, 1629132, 2986742, 4480113, 5973484, 8960226, 17920452]

約数ペア:

[(1, 17920452), (2, 8960226), (3, 5973484), (4, 4480113), (6, 2986742), (11, 1629132), (12, 1493371), (22, 814566), (33, 543044), (44, 407283), (66, 271522), (132, 135761), (349, 51348), (389, 46068), (698, 25674), (778, 23034), (1047, 17116), (1167, 15356), (1396, 12837), (1556, 11517), (2094, 8558), (2334, 7678), (3839, 4668), (4188, 4279)]