19145973

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{82883}}^1$

素因数の和:82904

約数の個数: 16

約数和(自身を含む): 31827456

約数和(自身を除く): 12681483

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 82883, 248649, 580181, 911713, 1740543, 2735139, 6381991, 19145973]

約数ペア:

[(1, 19145973), (3, 6381991), (7, 2735139), (11, 1740543), (21, 911713), (33, 580181), (77, 248649), (231, 82883)]