20992399

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1013}}^1$

素因数の和:1106

約数の個数: 16

約数和(自身を含む): 23654592

約数和(自身を除く): 2662193

約数列:

[1, 17, 23, 53, 391, 901, 1013, 1219, 17221, 20723, 23299, 53689, 396083, 912713, 1234847, 20992399]

約数ペア:

[(1, 20992399), (17, 1234847), (23, 912713), (53, 396083), (391, 53689), (901, 23299), (1013, 20723), (1219, 17221)]