17691354

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:315

約数の個数: 48

約数和(自身を含む): 39536640

約数和(自身を除く): 21845286

約数列:

[1, 2, 3, 6, 9, 18, 71, 109, 127, 142, 213, 218, 254, 327, 381, 426, 639, 654, 762, 981, 1143, 1278, 1962, 2286, 7739, 9017, 13843, 15478, 18034, 23217, 27051, 27686, 41529, 46434, 54102, 69651, 81153, 83058, 124587, 139302, 162306, 249174, 982853, 1965706, 2948559, 5897118, 8845677, 17691354]

約数ペア:

[(1, 17691354), (2, 8845677), (3, 5897118), (6, 2948559), (9, 1965706), (18, 982853), (71, 249174), (109, 162306), (127, 139302), (142, 124587), (213, 83058), (218, 81153), (254, 69651), (327, 54102), (381, 46434), (426, 41529), (639, 27686), (654, 27051), (762, 23217), (981, 18034), (1143, 15478), (1278, 13843), (1962, 9017), (2286, 7739)]