219528464

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{76651}}^1$

素因数の和:76838

約数の個数: 20

約数和(自身を含む): 427718160

約数和(自身を除く): 208189696

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 76651, 153302, 306604, 613208, 1226416, 13720529, 27441058, 54882116, 109764232, 219528464]

約数ペア:

[(1, 219528464), (2, 109764232), (4, 54882116), (8, 27441058), (16, 13720529), (179, 1226416), (358, 613208), (716, 306604), (1432, 153302), (2864, 76651)]