19626201

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5107}}^1$

素因数の和:5181

約数の個数: 24

約数和(自身を含む): 32936384

約数和(自身を除く): 13310183

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 5107, 15321, 35749, 45963, 107247, 311527, 321741, 934581, 2180689, 2803743, 6542067, 19626201]

約数ペア:

[(1, 19626201), (3, 6542067), (7, 2803743), (9, 2180689), (21, 934581), (61, 321741), (63, 311527), (183, 107247), (427, 45963), (549, 35749), (1281, 15321), (3843, 5107)]