20133365

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2221}}^1$

素因数の和:2277

約数の個数: 24

約数和(自身を含む): 28877112

約数和(自身を除く): 8743747

約数列:

[1, 5, 7, 35, 37, 49, 185, 245, 259, 1295, 1813, 2221, 9065, 11105, 15547, 77735, 82177, 108829, 410885, 544145, 575239, 2876195, 4026673, 20133365]

約数ペア:

[(1, 20133365), (5, 4026673), (7, 2876195), (35, 575239), (37, 544145), (49, 410885), (185, 108829), (245, 82177), (259, 77735), (1295, 15547), (1813, 11105), (2221, 9065)]