20526636

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131581}}^1$

素因数の和:131601

約数の個数: 24

約数和(自身を含む): 51580144

約数和(自身を除く): 31053508

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 131581, 263162, 394743, 526324, 789486, 1578972, 1710553, 3421106, 5131659, 6842212, 10263318, 20526636]

約数ペア:

[(1, 20526636), (2, 10263318), (3, 6842212), (4, 5131659), (6, 3421106), (12, 1710553), (13, 1578972), (26, 789486), (39, 526324), (52, 394743), (78, 263162), (156, 131581)]