2019921827

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1543103}}^1$

素因数の和:1543138

約数の個数: 16

約数和(自身を含む): 2666483712

約数和(自身を除く): 646561885

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 1543103, 10801721, 16974133, 26232751, 118818931, 183629257, 288560261, 2019921827]

約数ペア:

[(1, 2019921827), (7, 288560261), (11, 183629257), (17, 118818931), (77, 26232751), (119, 16974133), (187, 10801721), (1309, 1543103)]