40291984

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{16901}}^1$

素因数の和:17058

約数の個数: 20

約数和(自身を含む): 78594300

約数和(自身を除く): 38302316

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 16901, 33802, 67604, 135208, 270416, 2518249, 5036498, 10072996, 20145992, 40291984]

約数ペア:

[(1, 40291984), (2, 20145992), (4, 10072996), (8, 5036498), (16, 2518249), (149, 270416), (298, 135208), (596, 67604), (1192, 33802), (2384, 16901)]