20163684

素因数分解:

$2^2\times 3^1\times {\mathrm{263}}^1\times {\mathrm{6389}}^1$

素因数の和:6659

約数の個数: 24

約数和(自身を含む): 47234880

約数和(自身を除く): 27071196

約数列:

[1, 2, 3, 4, 6, 12, 263, 526, 789, 1052, 1578, 3156, 6389, 12778, 19167, 25556, 38334, 76668, 1680307, 3360614, 5040921, 6721228, 10081842, 20163684]

約数ペア:

[(1, 20163684), (2, 10081842), (3, 6721228), (4, 5040921), (6, 3360614), (12, 1680307), (263, 76668), (526, 38334), (789, 25556), (1052, 19167), (1578, 12778), (3156, 6389)]