156687568

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{238853}}^1$

素因数の和:238902

約数の個数: 20

約数和(自身を含む): 310987908

約数和(自身を除く): 154300340

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 238853, 477706, 955412, 1910824, 3821648, 9792973, 19585946, 39171892, 78343784, 156687568]

約数ペア:

[(1, 156687568), (2, 78343784), (4, 39171892), (8, 19585946), (16, 9792973), (41, 3821648), (82, 1910824), (164, 955412), (328, 477706), (656, 238853)]