20482551

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{13309}}^1$

素因数の和:13340

約数の個数: 20

約数和(自身を含む): 32210200

約数和(自身を除く): 11727649

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 13309, 39927, 119781, 252871, 359343, 758613, 1078029, 2275839, 6827517, 20482551]

約数ペア:

[(1, 20482551), (3, 6827517), (9, 2275839), (19, 1078029), (27, 758613), (57, 359343), (81, 252871), (171, 119781), (513, 39927), (1539, 13309)]