15980944

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1471}}^1$

素因数の和:1583

約数の個数: 40

約数和(自身を含む): 35775488

約数和(自身を除く): 19794544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1471, 1552, 2716, 2942, 5432, 5884, 10297, 10864, 11768, 20594, 23536, 41188, 82376, 142687, 164752, 285374, 570748, 998809, 1141496, 1997618, 2282992, 3995236, 7990472, 15980944]

約数ペア:

[(1, 15980944), (2, 7990472), (4, 3995236), (7, 2282992), (8, 1997618), (14, 1141496), (16, 998809), (28, 570748), (56, 285374), (97, 164752), (112, 142687), (194, 82376), (388, 41188), (679, 23536), (776, 20594), (1358, 11768), (1471, 10864), (1552, 10297), (2716, 5884), (2942, 5432)]