18479058

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 43155840

約数和(自身を除く): 24676782

約数列:

[1, 2, 3, 6, 13, 19, 26, 37, 38, 39, 57, 74, 78, 111, 114, 222, 247, 337, 481, 494, 674, 703, 741, 962, 1011, 1406, 1443, 1482, 2022, 2109, 2886, 4218, 4381, 6403, 8762, 9139, 12469, 12806, 13143, 18278, 19209, 24938, 26286, 27417, 37407, 38418, 54834, 74814, 83239, 162097, 166478, 236911, 249717, 324194, 473822, 486291, 499434, 710733, 972582, 1421466, 3079843, 6159686, 9239529, 18479058]

約数ペア:

[(1, 18479058), (2, 9239529), (3, 6159686), (6, 3079843), (13, 1421466), (19, 972582), (26, 710733), (37, 499434), (38, 486291), (39, 473822), (57, 324194), (74, 249717), (78, 236911), (111, 166478), (114, 162097), (222, 83239), (247, 74814), (337, 54834), (481, 38418), (494, 37407), (674, 27417), (703, 26286), (741, 24938), (962, 19209), (1011, 18278), (1406, 13143), (1443, 12806), (1482, 12469), (2022, 9139), (2109, 8762), (2886, 6403), (4218, 4381)]