19972668

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{18701}}^1$

素因数の和:18797

約数の個数: 24

約数和(自身を含む): 47129040

約数和(自身を除く): 27156372

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 1068, 18701, 37402, 56103, 74804, 112206, 224412, 1664389, 3328778, 4993167, 6657556, 9986334, 19972668]

約数ペア:

[(1, 19972668), (2, 9986334), (3, 6657556), (4, 4993167), (6, 3328778), (12, 1664389), (89, 224412), (178, 112206), (267, 74804), (356, 56103), (534, 37402), (1068, 18701)]