20910358

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{9277}}^1$

素因数の和:9316

約数の個数: 24

約数和(自身を含む): 38076912

約数和(自身を除く): 17166554

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 9277, 18554, 64939, 129878, 213371, 426742, 454573, 909146, 1493597, 2987194, 10455179, 20910358]

約数ペア:

[(1, 20910358), (2, 10455179), (7, 2987194), (14, 1493597), (23, 909146), (46, 454573), (49, 426742), (98, 213371), (161, 129878), (322, 64939), (1127, 18554), (2254, 9277)]