19312839

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23581}}^1$

素因数の和:23607

約数の個数: 24

約数和(自身を含む): 34335392

約数和(自身を除く): 15022553

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 23581, 70743, 165067, 212229, 306553, 495201, 919659, 1485603, 2145871, 2758977, 6437613, 19312839]

約数ペア:

[(1, 19312839), (3, 6437613), (7, 2758977), (9, 2145871), (13, 1485603), (21, 919659), (39, 495201), (63, 306553), (91, 212229), (117, 165067), (273, 70743), (819, 23581)]