20155248

素因数分解:

$2^4\times 3^2\times {\mathrm{139967}}^1$

素因数の和:139981

約数の個数: 30

約数和(自身を含む): 56407104

約数和(自身を除く): 36251856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 139967, 279934, 419901, 559868, 839802, 1119736, 1259703, 1679604, 2239472, 2519406, 3359208, 5038812, 6718416, 10077624, 20155248]

約数ペア:

[(1, 20155248), (2, 10077624), (3, 6718416), (4, 5038812), (6, 3359208), (8, 2519406), (9, 2239472), (12, 1679604), (16, 1259703), (18, 1119736), (24, 839802), (36, 559868), (48, 419901), (72, 279934), (144, 139967)]