18783310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20641}}^1$

素因数の和:20668

約数の個数: 32

約数和(自身を含む): 41614272

約数和(自身を除く): 22830962

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 20641, 41282, 103205, 144487, 206410, 268333, 288974, 536666, 722435, 1341665, 1444870, 1878331, 2683330, 3756662, 9391655, 18783310]

約数ペア:

[(1, 18783310), (2, 9391655), (5, 3756662), (7, 2683330), (10, 1878331), (13, 1444870), (14, 1341665), (26, 722435), (35, 536666), (65, 288974), (70, 268333), (91, 206410), (130, 144487), (182, 103205), (455, 41282), (910, 20641)]