20380147218

素因数分解:

$2^1\times 3^2\times {\mathrm{2953}}^1\times {\mathrm{383417}}^1$

素因数の和:386378

約数の個数: 24

約数和(自身を含む): 44172054108

約数和(自身を除く): 23791906890

約数列:

[1, 2, 3, 6, 9, 18, 2953, 5906, 8859, 17718, 26577, 53154, 383417, 766834, 1150251, 2300502, 3450753, 6901506, 1132230401, 2264460802, 3396691203, 6793382406, 10190073609, 20380147218]

約数ペア:

[(1, 20380147218), (2, 10190073609), (3, 6793382406), (6, 3396691203), (9, 2264460802), (18, 1132230401), (2953, 6901506), (5906, 3450753), (8859, 2300502), (17718, 1150251), (26577, 766834), (53154, 383417)]