20183078

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{919}}^1$

素因数の和:1139

約数の個数: 16

約数和(自身を含む): 30912000

約数和(自身を除く): 10728922

約数列:

[1, 2, 79, 139, 158, 278, 919, 1838, 10981, 21962, 72601, 127741, 145202, 255482, 10091539, 20183078]

約数ペア:

[(1, 20183078), (2, 10091539), (79, 255482), (139, 145202), (158, 127741), (278, 72601), (919, 21962), (1838, 10981)]