20179656729

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{643}}^1\times {\mathrm{30859}}^1$

素因数の和:31621

約数の個数: 24

約数和(自身を含む): 29453030880

約数和(自身を除く): 9273374151

約数列:

[1, 3, 9, 113, 339, 643, 1017, 1929, 5787, 30859, 72659, 92577, 217977, 277731, 653931, 3487067, 10461201, 19842337, 31383603, 59527011, 178581033, 2242184081, 6726552243, 20179656729]

約数ペア:

[(1, 20179656729), (3, 6726552243), (9, 2242184081), (113, 178581033), (339, 59527011), (643, 31383603), (1017, 19842337), (1929, 10461201), (5787, 3487067), (30859, 653931), (72659, 277731), (92577, 217977)]