20027139

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1231}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 11906301

約数列:

[1, 3, 11, 17, 29, 33, 51, 87, 187, 319, 493, 561, 957, 1231, 1479, 3693, 5423, 13541, 16269, 20927, 35699, 40623, 62781, 107097, 230197, 392689, 606883, 690591, 1178067, 1820649, 6675713, 20027139]

約数ペア:

[(1, 20027139), (3, 6675713), (11, 1820649), (17, 1178067), (29, 690591), (33, 606883), (51, 392689), (87, 230197), (187, 107097), (319, 62781), (493, 40623), (561, 35699), (957, 20927), (1231, 16269), (1479, 13541), (3693, 5423)]