20686572097

素因数分解:

${\mathrm{79}}^1\times {\mathrm{307}}^1\times {\mathrm{431}}^1\times {\mathrm{1979}}^1$

素因数の和:2796

約数の個数: 16

約数和(自身を含む): 21076070400

約数和(自身を除く): 389498303

約数列:

[1, 79, 307, 431, 1979, 24253, 34049, 132317, 156341, 607553, 852949, 10453043, 47996687, 67382971, 261855343, 20686572097]

約数ペア:

[(1, 20686572097), (79, 261855343), (307, 67382971), (431, 47996687), (1979, 10453043), (24253, 852949), (34049, 607553), (132317, 156341)]