20888927973

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{548309}}^1$

素因数の和:548418

約数の個数: 32

約数和(自身を含む): 33161788800

約数和(自身を除く): 12272860827

約数列:

[1, 3, 9, 17, 27, 51, 83, 153, 249, 459, 747, 1411, 2241, 4233, 12699, 38097, 548309, 1644927, 4934781, 9321253, 14804343, 27963759, 45509647, 83891277, 136528941, 251673831, 409586823, 773663999, 1228760469, 2320991997, 6962975991, 20888927973]

約数ペア:

[(1, 20888927973), (3, 6962975991), (9, 2320991997), (17, 1228760469), (27, 773663999), (51, 409586823), (83, 251673831), (153, 136528941), (249, 83891277), (459, 45509647), (747, 27963759), (1411, 14804343), (2241, 9321253), (4233, 4934781), (12699, 1644927), (38097, 548309)]