20120305999

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{13963}}^1$

素因数の和:14107

約数の個数: 32

約数和(自身を含む): 22649831424

約数和(自身を除く): 2529525425

約数列:

[1, 23, 31, 43, 47, 713, 989, 1081, 1333, 1457, 2021, 13963, 30659, 33511, 46483, 62651, 321149, 432853, 600409, 656261, 1440973, 9955619, 13809407, 15094003, 18612679, 20344091, 28219223, 428091617, 467914093, 649042129, 874795913, 20120305999]

約数ペア:

[(1, 20120305999), (23, 874795913), (31, 649042129), (43, 467914093), (47, 428091617), (713, 28219223), (989, 20344091), (1081, 18612679), (1333, 15094003), (1457, 13809407), (2021, 9955619), (13963, 1440973), (30659, 656261), (33511, 600409), (46483, 432853), (62651, 321149)]