20158897109

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1\times {\mathrm{3907}}^1$

素因数の和:4605

約数の個数: 32

約数和(自身を含む): 23651341056

約数和(自身を除く): 3492443947

約数列:

[1, 13, 17, 37, 221, 481, 629, 631, 3907, 8177, 8203, 10727, 23347, 50791, 66419, 139451, 144559, 303511, 396899, 863447, 1879267, 2457503, 2465317, 5159687, 31947539, 32049121, 41910389, 91216729, 544835057, 1185817477, 1550684393, 20158897109]

約数ペア:

[(1, 20158897109), (13, 1550684393), (17, 1185817477), (37, 544835057), (221, 91216729), (481, 41910389), (629, 32049121), (631, 31947539), (3907, 5159687), (8177, 2465317), (8203, 2457503), (10727, 1879267), (23347, 863447), (50791, 396899), (66419, 303511), (139451, 144559)]