19635147

素因数分解:

$3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1361}}^1$

素因数の和:1603

約数の個数: 24

約数和(自身を含む): 32579040

約数和(自身を除く): 12943893

約数列:

[1, 3, 7, 9, 21, 63, 229, 687, 1361, 1603, 2061, 4083, 4809, 9527, 12249, 14427, 28581, 85743, 311669, 935007, 2181683, 2805021, 6545049, 19635147]

約数ペア:

[(1, 19635147), (3, 6545049), (7, 2805021), (9, 2181683), (21, 935007), (63, 311669), (229, 85743), (687, 28581), (1361, 14427), (1603, 12249), (2061, 9527), (4083, 4809)]