156904144

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{316339}}^1$

素因数の和:316378

約数の個数: 20

約数和(自身を含む): 313809280

約数和(自身を除く): 156905136

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 316339, 632678, 1265356, 2530712, 5061424, 9806509, 19613018, 39226036, 78452072, 156904144]

約数ペア:

[(1, 156904144), (2, 78452072), (4, 39226036), (8, 19613018), (16, 9806509), (31, 5061424), (62, 2530712), (124, 1265356), (248, 632678), (496, 316339)]