20218592877

素因数分解:

$3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{3660799}}^1$

素因数の和:3661072

約数の個数: 16

約数和(自身を含む): 30926438400

約数和(自身を除く): 10707845523

約数列:

[1, 3, 7, 21, 263, 789, 1841, 5523, 3660799, 10982397, 25625593, 76876779, 962790137, 2888370411, 6739530959, 20218592877]

約数ペア:

[(1, 20218592877), (3, 6739530959), (7, 2888370411), (21, 962790137), (263, 76876779), (789, 25625593), (1841, 10982397), (5523, 3660799)]