20437527

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{13177}}^1$

素因数の和:13238

約数の個数: 16

約数和(自身を含む): 30362112

約数和(自身を除く): 9924585

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 13177, 39531, 144947, 434841, 619319, 1857957, 6812509, 20437527]

約数ペア:

[(1, 20437527), (3, 6812509), (11, 1857957), (33, 619319), (47, 434841), (141, 144947), (517, 39531), (1551, 13177)]