19222677

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{5519}}^1$

素因数の和:5574

約数の個数: 20

約数和(自身を含む): 29388480

約数和(自身を除く): 10165803

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 5519, 16557, 49671, 149013, 237317, 447039, 711951, 2135853, 6407559, 19222677]

約数ペア:

[(1, 19222677), (3, 6407559), (9, 2135853), (27, 711951), (43, 447039), (81, 237317), (129, 149013), (387, 49671), (1161, 16557), (3483, 5519)]