19007978703

素因数分解:

$3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{3987409}}^1$

素因数の和:3987646

約数の個数: 16

約数和(自身を含む): 29092143360

約数和(自身を除く): 10084164657

約数列:

[1, 3, 7, 21, 227, 681, 1589, 4767, 3987409, 11962227, 27911863, 83735589, 905141843, 2715425529, 6335992901, 19007978703]

約数ペア:

[(1, 19007978703), (3, 6335992901), (7, 2715425529), (21, 905141843), (227, 83735589), (681, 27911863), (1589, 11962227), (4767, 3987409)]