20168912817

素因数分解:

$3^3\times {\mathrm{160403}}^1\times {\mathrm{4657}}^1$

素因数の和:165069

約数の個数: 16

約数和(自身を含む): 29886473280

約数和(自身を除く): 9717560463

約数列:

[1, 3, 9, 27, 4657, 13971, 41913, 125739, 160403, 481209, 1443627, 4330881, 746996771, 2240990313, 6722970939, 20168912817]

約数ペア:

[(1, 20168912817), (3, 6722970939), (9, 2240990313), (27, 746996771), (4657, 4330881), (13971, 1443627), (41913, 481209), (125739, 160403)]