20722053

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{5557}}^1$

素因数の和:5684

約数の個数: 16

約数和(自身を含む): 30413376

約数和(自身を除く): 9691323

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 5557, 16671, 61127, 183381, 627941, 1883823, 6907351, 20722053]

約数ペア:

[(1, 20722053), (3, 6907351), (11, 1883823), (33, 627941), (113, 183381), (339, 61127), (1243, 16671), (3729, 5557)]