12800476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1237}}^1$

素因数の和:1453

約数の個数: 24

約数和(自身を含む): 24264800

約数和(自身を除く): 11464324

約数列:

[1, 2, 4, 13, 26, 52, 199, 398, 796, 1237, 2474, 2587, 4948, 5174, 10348, 16081, 32162, 64324, 246163, 492326, 984652, 3200119, 6400238, 12800476]

約数ペア:

[(1, 12800476), (2, 6400238), (4, 3200119), (13, 984652), (26, 492326), (52, 246163), (199, 64324), (398, 32162), (796, 16081), (1237, 10348), (2474, 5174), (2587, 4948)]