20503923

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{1693}}^1$

素因数の和:2074

約数の個数: 16

約数和(自身を含む): 29922816

約数和(自身を除く): 9418893

約数列:

[1, 3, 11, 33, 367, 1101, 1693, 4037, 5079, 12111, 18623, 55869, 621331, 1863993, 6834641, 20503923]

約数ペア:

[(1, 20503923), (3, 6834641), (11, 1863993), (33, 621331), (367, 55869), (1101, 18623), (1693, 12111), (4037, 5079)]