20247138

素因数分解:

$2^1\times 3^3\times {\mathrm{211}}^1\times {\mathrm{1777}}^1$

素因数の和:1999

約数の個数: 32

約数和(自身を含む): 45232320

約数和(自身を除く): 24985182

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 211, 422, 633, 1266, 1777, 1899, 3554, 3798, 5331, 5697, 10662, 11394, 15993, 31986, 47979, 95958, 374947, 749894, 1124841, 2249682, 3374523, 6749046, 10123569, 20247138]

約数ペア:

[(1, 20247138), (2, 10123569), (3, 6749046), (6, 3374523), (9, 2249682), (18, 1124841), (27, 749894), (54, 374947), (211, 95958), (422, 47979), (633, 31986), (1266, 15993), (1777, 11394), (1899, 10662), (3554, 5697), (3798, 5331)]