20782278

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{593}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 51321600

約数和(自身を除く): 30539322

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 59, 66, 99, 118, 177, 198, 297, 354, 531, 593, 594, 649, 1062, 1186, 1298, 1593, 1779, 1947, 3186, 3558, 3894, 5337, 5841, 6523, 10674, 11682, 13046, 16011, 17523, 19569, 32022, 34987, 35046, 39138, 58707, 69974, 104961, 117414, 176121, 209922, 314883, 352242, 384857, 629766, 769714, 944649, 1154571, 1889298, 2309142, 3463713, 6927426, 10391139, 20782278]

約数ペア:

[(1, 20782278), (2, 10391139), (3, 6927426), (6, 3463713), (9, 2309142), (11, 1889298), (18, 1154571), (22, 944649), (27, 769714), (33, 629766), (54, 384857), (59, 352242), (66, 314883), (99, 209922), (118, 176121), (177, 117414), (198, 104961), (297, 69974), (354, 58707), (531, 39138), (593, 35046), (594, 34987), (649, 32022), (1062, 19569), (1186, 17523), (1298, 16011), (1593, 13046), (1779, 11682), (1947, 10674), (3186, 6523), (3558, 5841), (3894, 5337)]