20190478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3049}}^1$

素因数の和:3112

約数の個数: 32

約数和(自身を含む): 38649600

約数和(自身を除く): 18459122

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 301, 473, 602, 946, 3049, 3311, 6098, 6622, 21343, 33539, 42686, 67078, 131107, 234773, 262214, 469546, 917749, 1442177, 1835498, 2884354, 10095239, 20190478]

約数ペア:

[(1, 20190478), (2, 10095239), (7, 2884354), (11, 1835498), (14, 1442177), (22, 917749), (43, 469546), (77, 262214), (86, 234773), (154, 131107), (301, 67078), (473, 42686), (602, 33539), (946, 21343), (3049, 6622), (3311, 6098)]