20139605426

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{1260143}}^1$

素因数の和:1260337

約数の個数: 16

約数和(自身を含む): 30939055488

約数和(自身を除く): 10799450062

約数列:

[1, 2, 61, 122, 131, 262, 7991, 15982, 1260143, 2520286, 76868723, 153737446, 165078733, 330157466, 10069802713, 20139605426]

約数ペア:

[(1, 20139605426), (2, 10069802713), (61, 330157466), (122, 165078733), (131, 153737446), (262, 76868723), (7991, 2520286), (15982, 1260143)]