20992854

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{49279}}^1$

素因数の和:49355

約数の個数: 16

約数和(自身を含む): 42577920

約数和(自身を除く): 21585066

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 49279, 98558, 147837, 295674, 3498809, 6997618, 10496427, 20992854]

約数ペア:

[(1, 20992854), (2, 10496427), (3, 6997618), (6, 3498809), (71, 295674), (142, 147837), (213, 98558), (426, 49279)]