20668986

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29443}}^1$

素因数の和:29467

約数の個数: 32

約数和(自身を含む): 49465920

約数和(自身を除く): 28796934

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 29443, 58886, 88329, 176658, 264987, 382759, 529974, 765518, 794961, 1148277, 1589922, 2296554, 3444831, 6889662, 10334493, 20668986]

約数ペア:

[(1, 20668986), (2, 10334493), (3, 6889662), (6, 3444831), (9, 2296554), (13, 1589922), (18, 1148277), (26, 794961), (27, 765518), (39, 529974), (54, 382759), (78, 264987), (117, 176658), (234, 88329), (351, 58886), (702, 29443)]