222710416

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{323707}}^1$

素因数の和:323758

約数の個数: 20

約数和(自身を含む): 441537712

約数和(自身を除く): 218827296

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 323707, 647414, 1294828, 2589656, 5179312, 13919401, 27838802, 55677604, 111355208, 222710416]

約数ペア:

[(1, 222710416), (2, 111355208), (4, 55677604), (8, 27838802), (16, 13919401), (43, 5179312), (86, 2589656), (172, 1294828), (344, 647414), (688, 323707)]