19165881

素因数分解:

$3^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{3917}}^1$

素因数の和:4160

約数の個数: 16

約数和(自身を含む): 29337984

約数和(自身を除く): 10172103

約数列:

[1, 3, 7, 21, 233, 699, 1631, 3917, 4893, 11751, 27419, 82257, 912661, 2737983, 6388627, 19165881]

約数ペア:

[(1, 19165881), (3, 6388627), (7, 2737983), (21, 912661), (233, 82257), (699, 27419), (1631, 11751), (3917, 4893)]