39978064

素因数分解:

$2^4\times 7^1\times {\mathrm{356947}}^1$

素因数の和:356962

約数の個数: 20

約数和(自身を含む): 88523104

約数和(自身を除く): 48545040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 356947, 713894, 1427788, 2498629, 2855576, 4997258, 5711152, 9994516, 19989032, 39978064]

約数ペア:

[(1, 39978064), (2, 19989032), (4, 9994516), (7, 5711152), (8, 4997258), (14, 2855576), (16, 2498629), (28, 1427788), (56, 713894), (112, 356947)]