19714540

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{2129}}^1$

素因数の和:2601

約数の個数: 24

約数和(自身を含む): 41509440

約数和(自身を除く): 21794900

約数列:

[1, 2, 4, 5, 10, 20, 463, 926, 1852, 2129, 2315, 4258, 4630, 8516, 9260, 10645, 21290, 42580, 985727, 1971454, 3942908, 4928635, 9857270, 19714540]

約数ペア:

[(1, 19714540), (2, 9857270), (4, 4928635), (5, 3942908), (10, 1971454), (20, 985727), (463, 42580), (926, 21290), (1852, 10645), (2129, 9260), (2315, 8516), (4258, 4630)]