12943978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6427}}^1$

素因数の和:6501

約数の個数: 16

約数和(自身を含む): 20826720

約数和(自身を除く): 7882742

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 6427, 12854, 122113, 244226, 340631, 681262, 6471989, 12943978]

約数ペア:

[(1, 12943978), (2, 6471989), (19, 681262), (38, 340631), (53, 244226), (106, 122113), (1007, 12854), (2014, 6427)]