20345291263

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{4019}}^1$

素因数の和:4188

約数の個数: 48

約数和(自身を含む): 24945096960

約数和(自身を除く): 4599805697

約数列:

[1, 11, 17, 23, 107, 121, 187, 253, 391, 1177, 1819, 2057, 2461, 2783, 4019, 4301, 12947, 20009, 27071, 41837, 44209, 47311, 68323, 92437, 220099, 297781, 430033, 460207, 486299, 751553, 1016807, 1571429, 4730363, 5062277, 7310561, 8267083, 9890759, 11184877, 17285719, 52033993, 80416171, 108798349, 168142903, 190142909, 884577881, 1196781839, 1849571933, 20345291263]

約数ペア:

[(1, 20345291263), (11, 1849571933), (17, 1196781839), (23, 884577881), (107, 190142909), (121, 168142903), (187, 108798349), (253, 80416171), (391, 52033993), (1177, 17285719), (1819, 11184877), (2057, 9890759), (2461, 8267083), (2783, 7310561), (4019, 5062277), (4301, 4730363), (12947, 1571429), (20009, 1016807), (27071, 751553), (41837, 486299), (44209, 460207), (47311, 430033), (68323, 297781), (92437, 220099)]