2000438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1151}}^1$

素因数の和:1243

約数の個数: 16

約数和(自身を含む): 3317760

約数和(自身を除く): 1317322

約数列:

[1, 2, 11, 22, 79, 158, 869, 1151, 1738, 2302, 12661, 25322, 90929, 181858, 1000219, 2000438]

約数ペア:

[(1, 2000438), (2, 1000219), (11, 181858), (22, 90929), (79, 25322), (158, 12661), (869, 2302), (1151, 1738)]