20177372675

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1104097}}^1$

素因数の和:1104167

約数の個数: 24

約数和(自身を含む): 27107814096

約数和(自身を除く): 6930441421

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 1075, 3655, 18275, 1104097, 5520485, 18769649, 27602425, 47476171, 93848245, 237380855, 469241225, 807094907, 1186904275, 4035474535, 20177372675]

約数ペア:

[(1, 20177372675), (5, 4035474535), (17, 1186904275), (25, 807094907), (43, 469241225), (85, 237380855), (215, 93848245), (425, 47476171), (731, 27602425), (1075, 18769649), (3655, 5520485), (18275, 1104097)]