20041599

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{7481}}^1$

素因数の和:7550

約数の個数: 16

約数和(自身を含む): 28730880

約数和(自身を除く): 8689281

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 7481, 22443, 142139, 351607, 426417, 1054821, 6680533, 20041599]

約数ペア:

[(1, 20041599), (3, 6680533), (19, 1054821), (47, 426417), (57, 351607), (141, 142139), (893, 22443), (2679, 7481)]