19223487

素因数分解:

$3^5\times {\mathrm{239}}^1\times {\mathrm{331}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 29003520

約数和(自身を除く): 9780033

約数列:

[1, 3, 9, 27, 81, 239, 243, 331, 717, 993, 2151, 2979, 6453, 8937, 19359, 26811, 58077, 79109, 80433, 237327, 711981, 2135943, 6407829, 19223487]

約数ペア:

[(1, 19223487), (3, 6407829), (9, 2135943), (27, 711981), (81, 237327), (239, 80433), (243, 79109), (331, 58077), (717, 26811), (993, 19359), (2151, 8937), (2979, 6453)]