20216876654

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1489}}^1\times {\mathrm{522211}}^1$

素因数の和:523715

約数の個数: 16

約数和(自身を含む): 32680026960

約数和(自身を除く): 12463150306

約数列:

[1, 2, 13, 26, 1489, 2978, 19357, 38714, 522211, 1044422, 6788743, 13577486, 777572179, 1555144358, 10108438327, 20216876654]

約数ペア:

[(1, 20216876654), (2, 10108438327), (13, 1555144358), (26, 777572179), (1489, 13577486), (2978, 6788743), (19357, 1044422), (38714, 522211)]