19438416

素因数分解:

$2^4\times 3^2\times {\mathrm{134989}}^1$

素因数の和:135003

約数の個数: 30

約数和(自身を含む): 54400970

約数和(自身を除く): 34962554

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 134989, 269978, 404967, 539956, 809934, 1079912, 1214901, 1619868, 2159824, 2429802, 3239736, 4859604, 6479472, 9719208, 19438416]

約数ペア:

[(1, 19438416), (2, 9719208), (3, 6479472), (4, 4859604), (6, 3239736), (8, 2429802), (9, 2159824), (12, 1619868), (16, 1214901), (18, 1079912), (24, 809934), (36, 539956), (48, 404967), (72, 269978), (144, 134989)]