51513218

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{20233}}^1$

素因数の和:20321

約数の個数: 16

約数和(自身を含む): 82554720

約数和(自身を除く): 31041502

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 20233, 40466, 384427, 768854, 1355611, 2711222, 25756609, 51513218]

約数ペア:

[(1, 51513218), (2, 25756609), (19, 2711222), (38, 1355611), (67, 768854), (134, 384427), (1273, 40466), (2546, 20233)]