19733991

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1619}}^1$

素因数の和:1878

約数の個数: 16

約数和(自身を含む): 27993600

約数和(自身を除く): 8259609

約数列:

[1, 3, 17, 51, 239, 717, 1619, 4063, 4857, 12189, 27523, 82569, 386941, 1160823, 6577997, 19733991]

約数ペア:

[(1, 19733991), (3, 6577997), (17, 1160823), (51, 386941), (239, 82569), (717, 27523), (1619, 12189), (4063, 4857)]