19980857526

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{25301}}^1\times {\mathrm{18803}}^1$

素因数の和:44116

約数の個数: 32

約数和(自身を含む): 45674765568

約数和(自身を除く): 25693908042

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 18803, 25301, 37606, 50602, 56409, 75903, 112818, 131621, 151806, 177107, 263242, 354214, 394863, 531321, 789726, 1062642, 475734703, 951469406, 1427204109, 2854408218, 3330142921, 6660285842, 9990428763, 19980857526]

約数ペア:

[(1, 19980857526), (2, 9990428763), (3, 6660285842), (6, 3330142921), (7, 2854408218), (14, 1427204109), (21, 951469406), (42, 475734703), (18803, 1062642), (25301, 789726), (37606, 531321), (50602, 394863), (56409, 354214), (75903, 263242), (112818, 177107), (131621, 151806)]