22019607

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{15991}}^1$

素因数の和:16020

約数の個数: 20

約数和(自身を含む): 34830576

約数和(自身を除く): 12810969

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 15991, 47973, 143919, 271847, 431757, 815541, 1295271, 2446623, 7339869, 22019607]

約数ペア:

[(1, 22019607), (3, 7339869), (9, 2446623), (17, 1295271), (27, 815541), (51, 431757), (81, 271847), (153, 143919), (459, 47973), (1377, 15991)]