20199451222

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1\times {\mathrm{123229}}^1$

素因数の和:125271

約数の個数: 16

約数和(自身を含む): 31053960000

約数和(自身を除く): 10854508778

約数列:

[1, 2, 41, 82, 1999, 3998, 81959, 123229, 163918, 246458, 5052389, 10104778, 246334771, 492669542, 10099725611, 20199451222]

約数ペア:

[(1, 20199451222), (2, 10099725611), (41, 492669542), (82, 246334771), (1999, 10104778), (3998, 5052389), (81959, 246458), (123229, 163918)]