20710779

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2861}}^1$

素因数の和:3010

約数の個数: 16

約数和(自身を含む): 29306880

約数和(自身を除く): 8596101

約数列:

[1, 3, 19, 57, 127, 381, 2413, 2861, 7239, 8583, 54359, 163077, 363347, 1090041, 6903593, 20710779]

約数ペア:

[(1, 20710779), (3, 6903593), (19, 1090041), (57, 363347), (127, 163077), (381, 54359), (2413, 8583), (2861, 7239)]