19936808

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{42239}}^1$

素因数の和:42304

約数の個数: 16

約数和(自身を含む): 38016000

約数和(自身を除く): 18079192

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 42239, 84478, 168956, 337912, 2492101, 4984202, 9968404, 19936808]

約数ペア:

[(1, 19936808), (2, 9968404), (4, 4984202), (8, 2492101), (59, 337912), (118, 168956), (236, 84478), (472, 42239)]