20448216

素因数分解:

$2^3\times 3^2\times {\mathrm{284003}}^1$

素因数の和:284015

約数の個数: 24

約数和(自身を含む): 55380780

約数和(自身を除く): 34932564

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 284003, 568006, 852009, 1136012, 1704018, 2272024, 2556027, 3408036, 5112054, 6816072, 10224108, 20448216]

約数ペア:

[(1, 20448216), (2, 10224108), (3, 6816072), (4, 5112054), (6, 3408036), (8, 2556027), (9, 2272024), (12, 1704018), (18, 1136012), (24, 852009), (36, 568006), (72, 284003)]