20151568

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{21347}}^1$

素因数の和:21414

約数の個数: 20

約数和(自身を含む): 39707280

約数和(自身を除く): 19555712

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 21347, 42694, 85388, 170776, 341552, 1259473, 2518946, 5037892, 10075784, 20151568]

約数ペア:

[(1, 20151568), (2, 10075784), (4, 5037892), (8, 2518946), (16, 1259473), (59, 341552), (118, 170776), (236, 85388), (472, 42694), (944, 21347)]