20772742

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{433}}^1$

素因数の和:552

約数の個数: 24

約数和(自身を含む): 33575976

約数和(自身を除く): 12803234

約数列:

[1, 2, 17, 34, 83, 166, 289, 433, 578, 866, 1411, 2822, 7361, 14722, 23987, 35939, 47974, 71878, 125137, 250274, 610963, 1221926, 10386371, 20772742]

約数ペア:

[(1, 20772742), (2, 10386371), (17, 1221926), (34, 610963), (83, 250274), (166, 125137), (289, 71878), (433, 47974), (578, 35939), (866, 23987), (1411, 14722), (2822, 7361)]