20693178

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{3167}}^1$

素因数の和:3200

約数の個数: 48

約数和(自身を含む): 50561280

約数和(自身を除く): 29868102

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 121, 198, 242, 297, 363, 594, 726, 1089, 2178, 3167, 3267, 6334, 6534, 9501, 19002, 28503, 34837, 57006, 69674, 85509, 104511, 171018, 209022, 313533, 383207, 627066, 766414, 940599, 1149621, 1881198, 2299242, 3448863, 6897726, 10346589, 20693178]

約数ペア:

[(1, 20693178), (2, 10346589), (3, 6897726), (6, 3448863), (9, 2299242), (11, 1881198), (18, 1149621), (22, 940599), (27, 766414), (33, 627066), (54, 383207), (66, 313533), (99, 209022), (121, 171018), (198, 104511), (242, 85509), (297, 69674), (363, 57006), (594, 34837), (726, 28503), (1089, 19002), (2178, 9501), (3167, 6534), (3267, 6334)]