20137390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22129}}^1$

素因数の和:22156

約数の個数: 32

約数和(自身を含む): 44614080

約数和(自身を除く): 24476690

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 22129, 44258, 110645, 154903, 221290, 287677, 309806, 575354, 774515, 1438385, 1549030, 2013739, 2876770, 4027478, 10068695, 20137390]

約数ペア:

[(1, 20137390), (2, 10068695), (5, 4027478), (7, 2876770), (10, 2013739), (13, 1549030), (14, 1438385), (26, 774515), (35, 575354), (65, 309806), (70, 287677), (91, 221290), (130, 154903), (182, 110645), (455, 44258), (910, 22129)]