18327913

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:145

約数の個数: 24

約数和(自身を含む): 21182720

約数和(自身を除く): 2854807

約数列:

[1, 19, 29, 31, 37, 551, 589, 703, 841, 899, 1073, 1147, 15979, 17081, 20387, 21793, 26071, 31117, 33263, 495349, 591223, 631997, 964627, 18327913]

約数ペア:

[(1, 18327913), (19, 964627), (29, 631997), (31, 591223), (37, 495349), (551, 33263), (589, 31117), (703, 26071), (841, 21793), (899, 20387), (1073, 17081), (1147, 15979)]