20324975

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{6719}}^1$

素因数の和:6751

約数の個数: 18

約数和(自身を含む): 27706560

約数和(自身を除く): 7381585

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 6719, 33595, 73909, 167975, 369545, 812999, 1847725, 4064995, 20324975]

約数ペア:

[(1, 20324975), (5, 4064995), (11, 1847725), (25, 812999), (55, 369545), (121, 167975), (275, 73909), (605, 33595), (3025, 6719)]