20895597

素因数分解:

$3^3\times {\mathrm{199}}^1\times {\mathrm{3889}}^1$

素因数の和:4097

約数の個数: 16

約数和(自身を含む): 31120000

約数和(自身を除く): 10224403

約数列:

[1, 3, 9, 27, 199, 597, 1791, 3889, 5373, 11667, 35001, 105003, 773911, 2321733, 6965199, 20895597]

約数ペア:

[(1, 20895597), (3, 6965199), (9, 2321733), (27, 773911), (199, 105003), (597, 35001), (1791, 11667), (3889, 5373)]