20923578

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89417}}^1$

素因数の和:89438

約数の個数: 24

約数和(自身を含む): 48822228

約数和(自身を除く): 27898650

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 89417, 178834, 268251, 536502, 804753, 1162421, 1609506, 2324842, 3487263, 6974526, 10461789, 20923578]

約数ペア:

[(1, 20923578), (2, 10461789), (3, 6974526), (6, 3487263), (9, 2324842), (13, 1609506), (18, 1162421), (26, 804753), (39, 536502), (78, 268251), (117, 178834), (234, 89417)]