16529840

素因数分解:

$2^4\times 5^1\times {\mathrm{206623}}^1$

素因数の和:206636

約数の個数: 20

約数和(自身を含む): 38432064

約数和(自身を除く): 21902224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 206623, 413246, 826492, 1033115, 1652984, 2066230, 3305968, 4132460, 8264920, 16529840]

約数ペア:

[(1, 16529840), (2, 8264920), (4, 4132460), (5, 3305968), (8, 2066230), (10, 1652984), (16, 1033115), (20, 826492), (40, 413246), (80, 206623)]