19882469

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:580

約数の個数: 16

約数和(自身を含む): 21954240

約数和(自身を除く): 2071771

約数列:

[1, 17, 43, 59, 461, 731, 1003, 2537, 7837, 19823, 27199, 43129, 336991, 462383, 1169557, 19882469]

約数ペア:

[(1, 19882469), (17, 1169557), (43, 462383), (59, 336991), (461, 43129), (731, 27199), (1003, 19823), (2537, 7837)]