20164869

素因数分解:

$3^6\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:356

約数の個数: 28

約数和(自身を含む): 30604000

約数和(自身を除く): 10439131

約数列:

[1, 3, 9, 27, 81, 139, 199, 243, 417, 597, 729, 1251, 1791, 3753, 5373, 11259, 16119, 27661, 33777, 48357, 82983, 101331, 145071, 248949, 746847, 2240541, 6721623, 20164869]

約数ペア:

[(1, 20164869), (3, 6721623), (9, 2240541), (27, 746847), (81, 248949), (139, 145071), (199, 101331), (243, 82983), (417, 48357), (597, 33777), (729, 27661), (1251, 16119), (1791, 11259), (3753, 5373)]