20091601822

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1680743}}^1$

素因数の和:1680927

約数の個数: 16

約数和(自身を含む): 31060149120

約数和(自身を除く): 10968547298

約数列:

[1, 2, 43, 86, 139, 278, 5977, 11954, 1680743, 3361486, 72271949, 144543898, 233623277, 467246554, 10045800911, 20091601822]

約数ペア:

[(1, 20091601822), (2, 10045800911), (43, 467246554), (86, 233623277), (139, 144543898), (278, 72271949), (5977, 3361486), (11954, 1680743)]