20163618321

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87288391}}^1$

素因数の和:87288412

約数の個数: 16

約数和(自身を含む): 33518742528

約数和(自身を除く): 13355124207

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 87288391, 261865173, 611018737, 960172301, 1833056211, 2880516903, 6721206107, 20163618321]

約数ペア:

[(1, 20163618321), (3, 6721206107), (7, 2880516903), (11, 1833056211), (21, 960172301), (33, 611018737), (77, 261865173), (231, 87288391)]