19851702

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1831}}^1$

素因数の和:1988

約数の個数: 32

約数和(自身を含む): 43088640

約数和(自身を除く): 23236938

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 139, 278, 417, 834, 1807, 1831, 3614, 3662, 5421, 5493, 10842, 10986, 23803, 47606, 71409, 142818, 254509, 509018, 763527, 1527054, 3308617, 6617234, 9925851, 19851702]

約数ペア:

[(1, 19851702), (2, 9925851), (3, 6617234), (6, 3308617), (13, 1527054), (26, 763527), (39, 509018), (78, 254509), (139, 142818), (278, 71409), (417, 47606), (834, 23803), (1807, 10986), (1831, 10842), (3614, 5493), (3662, 5421)]