20172597963

素因数分解:

$3^1\times 7^1\times {\mathrm{1483}}^1\times {\mathrm{647741}}^1$

素因数の和:649234

約数の個数: 16

約数和(自身を含む): 30759972096

約数和(自身を除く): 10587374133

約数列:

[1, 3, 7, 21, 1483, 4449, 10381, 31143, 647741, 1943223, 4534187, 13602561, 960599903, 2881799709, 6724199321, 20172597963]

約数ペア:

[(1, 20172597963), (3, 6724199321), (7, 2881799709), (21, 960599903), (1483, 13602561), (4449, 4534187), (10381, 1943223), (31143, 647741)]