20079387

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{15823}}^1$

素因数の和:15879

約数の個数: 16

約数和(自身を含む): 30382080

約数和(自身を除く): 10302693

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 15823, 47469, 142407, 427221, 743681, 2231043, 6693129, 20079387]

約数ペア:

[(1, 20079387), (3, 6693129), (9, 2231043), (27, 743681), (47, 427221), (141, 142407), (423, 47469), (1269, 15823)]