81463024

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{18119}}^1$

素因数の和:18408

約数の個数: 20

約数和(自身を含む): 158405040

約数和(自身を除く): 76942016

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 18119, 36238, 72476, 144952, 289904, 5091439, 10182878, 20365756, 40731512, 81463024]

約数ペア:

[(1, 81463024), (2, 40731512), (4, 20365756), (8, 10182878), (16, 5091439), (281, 289904), (562, 144952), (1124, 72476), (2248, 36238), (4496, 18119)]