18378529

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2011}}^1$

素因数の和:2080

約数の個数: 16

約数和(自身を含む): 21407680

約数和(自身を除く): 3029151

約数列:

[1, 13, 19, 37, 247, 481, 703, 2011, 9139, 26143, 38209, 74407, 496717, 967291, 1413733, 18378529]

約数ペア:

[(1, 18378529), (13, 1413733), (19, 967291), (37, 496717), (247, 74407), (481, 38209), (703, 26143), (2011, 9139)]