19740453887

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{1607}}^1\times {\mathrm{14503}}^1$

素因数の和:16139

約数の個数: 24

約数和(自身を含む): 24815067648

約数和(自身を除く): 5074613761

約数列:

[1, 7, 11, 77, 121, 847, 1607, 11249, 14503, 17677, 101521, 123739, 159533, 194447, 1116731, 1361129, 1754863, 12284041, 23306321, 163144247, 256369531, 1794586717, 2820064841, 19740453887]

約数ペア:

[(1, 19740453887), (7, 2820064841), (11, 1794586717), (77, 256369531), (121, 163144247), (847, 23306321), (1607, 12284041), (11249, 1754863), (14503, 1361129), (17677, 1116731), (101521, 194447), (123739, 159533)]