19667529

素因数分解:

$3^4\times 7^1\times {\mathrm{34687}}^1$

素因数の和:34706

約数の個数: 20

約数和(自身を含む): 33577984

約数和(自身を除く): 13910455

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 34687, 104061, 242809, 312183, 728427, 936549, 2185281, 2809647, 6555843, 19667529]

約数ペア:

[(1, 19667529), (3, 6555843), (7, 2809647), (9, 2185281), (21, 936549), (27, 728427), (63, 312183), (81, 242809), (189, 104061), (567, 34687)]