28646864

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43669}}^1$

素因数の和:43718

約数の個数: 20

約数和(自身を含む): 56858340

約数和(自身を除く): 28211476

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 43669, 87338, 174676, 349352, 698704, 1790429, 3580858, 7161716, 14323432, 28646864]

約数ペア:

[(1, 28646864), (2, 14323432), (4, 7161716), (8, 3580858), (16, 1790429), (41, 698704), (82, 349352), (164, 174676), (328, 87338), (656, 43669)]