1389782018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{11681}}^1$

素因数の和:11834

約数の個数: 32

約数和(自身を含む): 2287802880

約数和(自身を除く): 898020862

約数列:

[1, 2, 19, 31, 38, 62, 101, 202, 589, 1178, 1919, 3131, 3838, 6262, 11681, 23362, 59489, 118978, 221939, 362111, 443878, 724222, 1179781, 2359562, 6880109, 13760218, 22415839, 36573211, 44831678, 73146422, 694891009, 1389782018]

約数ペア:

[(1, 1389782018), (2, 694891009), (19, 73146422), (31, 44831678), (38, 36573211), (62, 22415839), (101, 13760218), (202, 6880109), (589, 2359562), (1178, 1179781), (1919, 724222), (3131, 443878), (3838, 362111), (6262, 221939), (11681, 118978), (23362, 59489)]