81181946

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{7549}}^1$

素因数の和:7853

約数の個数: 16

約数和(自身を含む): 128652000

約数和(自身を除く): 47470054

約数列:

[1, 2, 19, 38, 283, 566, 5377, 7549, 10754, 15098, 143431, 286862, 2136367, 4272734, 40590973, 81181946]

約数ペア:

[(1, 81181946), (2, 40590973), (19, 4272734), (38, 2136367), (283, 286862), (566, 143431), (5377, 15098), (7549, 10754)]