20001135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17317}}^1$

素因数の和:17343

約数の個数: 32

約数和(自身を含む): 39900672

約数和(自身を除く): 19899537

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 17317, 51951, 86585, 121219, 190487, 259755, 363657, 571461, 606095, 952435, 1333409, 1818285, 2857305, 4000227, 6667045, 20001135]

約数ペア:

[(1, 20001135), (3, 6667045), (5, 4000227), (7, 2857305), (11, 1818285), (15, 1333409), (21, 952435), (33, 606095), (35, 571461), (55, 363657), (77, 259755), (105, 190487), (165, 121219), (231, 86585), (385, 51951), (1155, 17317)]