19769220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109829}}^1$

素因数の和:109844

約数の個数: 36

約数和(自身を含む): 59967180

約数和(自身を除く): 40197960

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 109829, 219658, 329487, 439316, 549145, 658974, 988461, 1098290, 1317948, 1647435, 1976922, 2196580, 3294870, 3953844, 4942305, 6589740, 9884610, 19769220]

約数ペア:

[(1, 19769220), (2, 9884610), (3, 6589740), (4, 4942305), (5, 3953844), (6, 3294870), (9, 2196580), (10, 1976922), (12, 1647435), (15, 1317948), (18, 1098290), (20, 988461), (30, 658974), (36, 549145), (45, 439316), (60, 329487), (90, 219658), (180, 109829)]