19400667

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1103}}^1$

素因数の和:1171

約数の個数: 32

約数和(自身を含む): 31159296

約数和(自身を除く): 11758629

約数列:

[1, 3, 11, 13, 33, 39, 41, 123, 143, 429, 451, 533, 1103, 1353, 1599, 3309, 5863, 12133, 14339, 17589, 36399, 43017, 45223, 135669, 157729, 473187, 497453, 587899, 1492359, 1763697, 6466889, 19400667]

約数ペア:

[(1, 19400667), (3, 6466889), (11, 1763697), (13, 1492359), (33, 587899), (39, 497453), (41, 473187), (123, 157729), (143, 135669), (429, 45223), (451, 43017), (533, 36399), (1103, 17589), (1353, 14339), (1599, 12133), (3309, 5863)]