981566212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{208489}}^1$

素因数の和:208611

約数の個数: 24

約数和(自身を含む): 1891421280

約数和(自身を除く): 909855068

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4708, 208489, 416978, 833956, 2293379, 4586758, 9173516, 22308323, 44616646, 89233292, 245391553, 490783106, 981566212]

約数ペア:

[(1, 981566212), (2, 490783106), (4, 245391553), (11, 89233292), (22, 44616646), (44, 22308323), (107, 9173516), (214, 4586758), (428, 2293379), (1177, 833956), (2354, 416978), (4708, 208489)]