19439393

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:544

約数の個数: 16

約数和(自身を含む): 21275136

約数和(自身を除く): 1835743

約数列:

[1, 23, 37, 53, 431, 851, 1219, 1961, 9913, 15947, 22843, 45103, 366781, 525389, 845191, 19439393]

約数ペア:

[(1, 19439393), (23, 845191), (37, 525389), (53, 366781), (431, 45103), (851, 22843), (1219, 15947), (1961, 9913)]