39997904

素因数分解:

$2^4\times {\mathrm{857}}^1\times {\mathrm{2917}}^1$

素因数の和:3782

約数の個数: 20

約数和(自身を含む): 77612964

約数和(自身を除く): 37615060

約数列:

[1, 2, 4, 8, 16, 857, 1714, 2917, 3428, 5834, 6856, 11668, 13712, 23336, 46672, 2499869, 4999738, 9999476, 19998952, 39997904]

約数ペア:

[(1, 39997904), (2, 19998952), (4, 9999476), (8, 4999738), (16, 2499869), (857, 46672), (1714, 23336), (2917, 13712), (3428, 11668), (5834, 6856)]