20191777207

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{311539}}^1$

素因数の和:311790

約数の個数: 16

約数和(自身を含む): 23687009280

約数和(自身を除く): 3495232073

約数列:

[1, 7, 47, 197, 329, 1379, 9259, 64813, 311539, 2180773, 14642333, 61373183, 102496331, 429612281, 2884539601, 20191777207]

約数ペア:

[(1, 20191777207), (7, 2884539601), (47, 429612281), (197, 102496331), (329, 61373183), (1379, 14642333), (9259, 2180773), (64813, 311539)]