17919218

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{2063}}^1$

素因数の和:2209

約数の個数: 16

約数和(自身を含む): 27789696

約数和(自身を除く): 9870478

約数列:

[1, 2, 43, 86, 101, 202, 2063, 4126, 4343, 8686, 88709, 177418, 208363, 416726, 8959609, 17919218]

約数ペア:

[(1, 17919218), (2, 8959609), (43, 416726), (86, 208363), (101, 177418), (202, 88709), (2063, 8686), (4126, 4343)]