12957278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1489}}^1$

素因数の和:1739

約数の個数: 16

約数和(自身を含む): 20562000

約数和(自身を除く): 7604722

約数列:

[1, 2, 19, 38, 229, 458, 1489, 2978, 4351, 8702, 28291, 56582, 340981, 681962, 6478639, 12957278]

約数ペア:

[(1, 12957278), (2, 6478639), (19, 681962), (38, 340981), (229, 56582), (458, 28291), (1489, 8702), (2978, 4351)]