19932993

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43427}}^1$

素因数の和:43453

約数の個数: 16

約数和(自身を含む): 31268160

約数和(自身を除く): 11335167

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 43427, 130281, 390843, 738259, 1172529, 2214777, 6644331, 19932993]

約数ペア:

[(1, 19932993), (3, 6644331), (9, 2214777), (17, 1172529), (27, 738259), (51, 390843), (153, 130281), (459, 43427)]