19799687045

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1\times {\mathrm{1061}}^1$

素因数の和:1625

約数の個数: 32

約数和(自身を含む): 24316316640

約数和(自身を除く): 4516629595

約数列:

[1, 5, 97, 109, 353, 485, 545, 1061, 1765, 5305, 10573, 34241, 38477, 52865, 102917, 115649, 171205, 192385, 374533, 514585, 578245, 1872665, 3732269, 11217953, 18661345, 36329701, 40824097, 56089765, 181648505, 204120485, 3959937409, 19799687045]

約数ペア:

[(1, 19799687045), (5, 3959937409), (97, 204120485), (109, 181648505), (353, 56089765), (485, 40824097), (545, 36329701), (1061, 18661345), (1765, 11217953), (5305, 3732269), (10573, 1872665), (34241, 578245), (38477, 514585), (52865, 374533), (102917, 192385), (115649, 171205)]