20442828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{243367}}^1$

素因数の和:243381

約数の個数: 24

約数和(自身を含む): 54514432

約数和(自身を除く): 34071604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 243367, 486734, 730101, 973468, 1460202, 1703569, 2920404, 3407138, 5110707, 6814276, 10221414, 20442828]

約数ペア:

[(1, 20442828), (2, 10221414), (3, 6814276), (4, 5110707), (6, 3407138), (7, 2920404), (12, 1703569), (14, 1460202), (21, 973468), (28, 730101), (42, 486734), (84, 243367)]