20783050678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{18503}}^1\times {\mathrm{43201}}^1$

素因数の和:61719

約数の個数: 16

約数和(自身を含む): 33575211936

約数和(自身を除く): 12792161258

約数列:

[1, 2, 13, 26, 18503, 37006, 43201, 86402, 240539, 481078, 561613, 1123226, 799348103, 1598696206, 10391525339, 20783050678]

約数ペア:

[(1, 20783050678), (2, 10391525339), (13, 1598696206), (26, 799348103), (18503, 1123226), (37006, 561613), (43201, 481078), (86402, 240539)]