20904368

素因数分解:

$2^4\times {\mathrm{881}}^1\times {\mathrm{1483}}^1$

素因数の和:2372

約数の個数: 20

約数和(自身を含む): 40575528

約数和(自身を除く): 19671160

約数列:

[1, 2, 4, 8, 16, 881, 1483, 1762, 2966, 3524, 5932, 7048, 11864, 14096, 23728, 1306523, 2613046, 5226092, 10452184, 20904368]

約数ペア:

[(1, 20904368), (2, 10452184), (4, 5226092), (8, 2613046), (16, 1306523), (881, 23728), (1483, 14096), (1762, 11864), (2966, 7048), (3524, 5932)]