15918806

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 26265600

約数和(自身を除く): 10346794

約数列:

[1, 2, 23, 37, 46, 47, 74, 94, 199, 398, 851, 1081, 1702, 1739, 2162, 3478, 4577, 7363, 9154, 9353, 14726, 18706, 39997, 79994, 169349, 215119, 338698, 346061, 430238, 692122, 7959403, 15918806]

約数ペア:

[(1, 15918806), (2, 7959403), (23, 692122), (37, 430238), (46, 346061), (47, 338698), (74, 215119), (94, 169349), (199, 79994), (398, 39997), (851, 18706), (1081, 14726), (1702, 9353), (1739, 9154), (2162, 7363), (3478, 4577)]