40647184

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{47933}}^1$

素因数の和:47994

約数の個数: 20

約数和(自身を含む): 80241516

約数和(自身を除く): 39594332

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 47933, 95866, 191732, 383464, 766928, 2540449, 5080898, 10161796, 20323592, 40647184]

約数ペア:

[(1, 40647184), (2, 20323592), (4, 10161796), (8, 5080898), (16, 2540449), (53, 766928), (106, 383464), (212, 191732), (424, 95866), (848, 47933)]