1916197557

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{140659}}^1$

素因数の和:140920

約数の個数: 16

約数和(自身を含む): 2700672000

約数和(自身を除く): 784474443

約数列:

[1, 3, 19, 57, 239, 717, 4541, 13623, 140659, 421977, 2672521, 8017563, 33617501, 100852503, 638732519, 1916197557]

約数ペア:

[(1, 1916197557), (3, 638732519), (19, 100852503), (57, 33617501), (239, 8017563), (717, 2672521), (4541, 421977), (13623, 140659)]