20726565530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{901547}}^1$

素因数の和:901595

約数の個数: 48

約数和(自身を含む): 43166118240

約数和(自身を除く): 22439552710

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 418, 605, 1045, 1210, 2090, 2299, 4598, 11495, 22990, 901547, 1803094, 4507735, 9015470, 9917017, 17129393, 19834034, 34258786, 49585085, 85646965, 99170170, 109087187, 171293930, 188423323, 218174374, 376846646, 545435935, 942116615, 1090871870, 1884233230, 2072656553, 4145313106, 10363282765, 20726565530]

約数ペア:

[(1, 20726565530), (2, 10363282765), (5, 4145313106), (10, 2072656553), (11, 1884233230), (19, 1090871870), (22, 942116615), (38, 545435935), (55, 376846646), (95, 218174374), (110, 188423323), (121, 171293930), (190, 109087187), (209, 99170170), (242, 85646965), (418, 49585085), (605, 34258786), (1045, 19834034), (1210, 17129393), (2090, 9917017), (2299, 9015470), (4598, 4507735), (11495, 1803094), (22990, 901547)]