156959888

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{43991}}^1$

素因数の和:44222

約数の個数: 20

約数和(自身を含む): 305480448

約数和(自身を除く): 148520560

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 43991, 87982, 175964, 351928, 703856, 9809993, 19619986, 39239972, 78479944, 156959888]

約数ペア:

[(1, 156959888), (2, 78479944), (4, 39239972), (8, 19619986), (16, 9809993), (223, 703856), (446, 351928), (892, 175964), (1784, 87982), (3568, 43991)]