39999218

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{150373}}^1$

素因数の和:150401

約数の個数: 16

約数和(自身を含む): 72179520

約数和(自身を除く): 32180302

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 150373, 300746, 1052611, 2105222, 2857087, 5714174, 19999609, 39999218]

約数ペア:

[(1, 39999218), (2, 19999609), (7, 5714174), (14, 2857087), (19, 2105222), (38, 1052611), (133, 300746), (266, 150373)]