20939013

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{6863}}^1$

素因数の和:6985

約数の個数: 16

約数和(自身を含む): 31299840

約数和(自身を除く): 10360827

約数列:

[1, 3, 9, 27, 113, 339, 1017, 3051, 6863, 20589, 61767, 185301, 775519, 2326557, 6979671, 20939013]

約数ペア:

[(1, 20939013), (3, 6979671), (9, 2326557), (27, 775519), (113, 185301), (339, 61767), (1017, 20589), (3051, 6863)]