19955694

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2207}}^1$

素因数の和:2360

約数の個数: 32

約数和(自身を含む): 43877376

約数和(自身を除く): 23921682

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 137, 274, 411, 822, 1507, 2207, 3014, 4414, 4521, 6621, 9042, 13242, 24277, 48554, 72831, 145662, 302359, 604718, 907077, 1814154, 3325949, 6651898, 9977847, 19955694]

約数ペア:

[(1, 19955694), (2, 9977847), (3, 6651898), (6, 3325949), (11, 1814154), (22, 907077), (33, 604718), (66, 302359), (137, 145662), (274, 72831), (411, 48554), (822, 24277), (1507, 13242), (2207, 9042), (3014, 6621), (4414, 4521)]