20576973

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{4451}}^1$

素因数の和:4544

約数の個数: 16

約数和(自身を含む): 29062656

約数和(自身を除く): 8485683

約数列:

[1, 3, 23, 67, 69, 201, 1541, 4451, 4623, 13353, 102373, 298217, 307119, 894651, 6858991, 20576973]

約数ペア:

[(1, 20576973), (3, 6858991), (23, 894651), (67, 307119), (69, 298217), (201, 102373), (1541, 13353), (4451, 4623)]