13181908

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 23794848

約数和(自身を除く): 10612940

約数列:

[1, 2, 4, 43, 86, 172, 173, 346, 443, 692, 886, 1772, 7439, 14878, 19049, 29756, 38098, 76196, 76639, 153278, 306556, 3295477, 6590954, 13181908]

約数ペア:

[(1, 13181908), (2, 6590954), (4, 3295477), (43, 306556), (86, 153278), (172, 76639), (173, 76196), (346, 38098), (443, 29756), (692, 19049), (886, 14878), (1772, 7439)]