19731969

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{761}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 29638752

約数和(自身を除く): 9906783

約数列:

[1, 3, 9, 43, 67, 129, 201, 387, 603, 761, 2283, 2881, 6849, 8643, 25929, 32723, 50987, 98169, 152961, 294507, 458883, 2192441, 6577323, 19731969]

約数ペア:

[(1, 19731969), (3, 6577323), (9, 2192441), (43, 458883), (67, 294507), (129, 152961), (201, 98169), (387, 50987), (603, 32723), (761, 25929), (2283, 8643), (2881, 6849)]