19253871

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23509}}^1$

素因数の和:23535

約数の個数: 24

約数和(自身を含む): 34230560

約数和(自身を除く): 14976689

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 23509, 70527, 164563, 211581, 305617, 493689, 916851, 1481067, 2139319, 2750553, 6417957, 19253871]

約数ペア:

[(1, 19253871), (3, 6417957), (7, 2750553), (9, 2139319), (13, 1481067), (21, 916851), (39, 493689), (63, 305617), (91, 211581), (117, 164563), (273, 70527), (819, 23509)]