72198928

素因数分解:

$2^4\times {\mathrm{1061}}^1\times {\mathrm{4253}}^1$

素因数の和:5322

約数の個数: 20

約数和(自身を含む): 140050188

約数和(自身を除く): 67851260

約数列:

[1, 2, 4, 8, 16, 1061, 2122, 4244, 4253, 8488, 8506, 16976, 17012, 34024, 68048, 4512433, 9024866, 18049732, 36099464, 72198928]

約数ペア:

[(1, 72198928), (2, 36099464), (4, 18049732), (8, 9024866), (16, 4512433), (1061, 68048), (2122, 34024), (4244, 17012), (4253, 16976), (8488, 8506)]