20526718

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{26249}}^1$

素因数の和:26291

約数の個数: 16

約数和(自身を含む): 34020000

約数和(自身を除く): 13493282

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 26249, 52498, 446233, 603727, 892466, 1207454, 10263359, 20526718]

約数ペア:

[(1, 20526718), (2, 10263359), (17, 1207454), (23, 892466), (34, 603727), (46, 446233), (391, 52498), (782, 26249)]