15609872

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{1987}}^1$

素因数の和:2486

約数の個数: 20

約数和(自身を含む): 30320976

約数和(自身を除く): 14711104

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 1987, 3928, 3974, 7856, 7948, 15896, 31792, 975617, 1951234, 3902468, 7804936, 15609872]

約数ペア:

[(1, 15609872), (2, 7804936), (4, 3902468), (8, 1951234), (16, 975617), (491, 31792), (982, 15896), (1964, 7948), (1987, 7856), (3928, 3974)]