18188064982

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{442769}}^1$

素因数の和:442860

約数の個数: 32

約数和(自身を含む): 30604262400

約数和(自身を除く): 12416197418

約数列:

[1, 2, 19, 23, 38, 46, 47, 94, 437, 874, 893, 1081, 1786, 2162, 20539, 41078, 442769, 885538, 8412611, 10183687, 16825222, 20367374, 20810143, 41620286, 193490053, 386980106, 395392717, 478633289, 790785434, 957266578, 9094032491, 18188064982]

約数ペア:

[(1, 18188064982), (2, 9094032491), (19, 957266578), (23, 790785434), (38, 478633289), (46, 395392717), (47, 386980106), (94, 193490053), (437, 41620286), (874, 20810143), (893, 20367374), (1081, 16825222), (1786, 10183687), (2162, 8412611), (20539, 885538), (41078, 442769)]