398164912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1309753}}^1$

素因数の和:1309780

約数の個数: 20

約数和(自身を含む): 812047480

約数和(自身を除く): 413882568

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1309753, 2619506, 5239012, 10478024, 20956048, 24885307, 49770614, 99541228, 199082456, 398164912]

約数ペア:

[(1, 398164912), (2, 199082456), (4, 99541228), (8, 49770614), (16, 24885307), (19, 20956048), (38, 10478024), (76, 5239012), (152, 2619506), (304, 1309753)]