20158994

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{4339}}^1$

素因数の和:4465

約数の個数: 16

約数和(自身を含む): 31872960

約数和(自身を除く): 11713966

約数列:

[1, 2, 23, 46, 101, 202, 2323, 4339, 4646, 8678, 99797, 199594, 438239, 876478, 10079497, 20158994]

約数ペア:

[(1, 20158994), (2, 10079497), (23, 876478), (46, 438239), (101, 199594), (202, 99797), (2323, 8678), (4339, 4646)]