19620873

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{14249}}^1$

素因数の和:14278

約数の個数: 20

約数和(自身を含む): 31036500

約数和(自身を除く): 11415627

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 14249, 42747, 128241, 242233, 384723, 726699, 1154169, 2180097, 6540291, 19620873]

約数ペア:

[(1, 19620873), (3, 6540291), (9, 2180097), (17, 1154169), (27, 726699), (51, 384723), (81, 242233), (153, 128241), (459, 42747), (1377, 14249)]