20776353

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{953}}^1$

素因数の和:1025

約数の個数: 24

約数和(自身を含む): 30726432

約数和(自身を除く): 9950079

約数列:

[1, 3, 13, 39, 43, 129, 169, 507, 559, 953, 1677, 2859, 7267, 12389, 21801, 37167, 40979, 122937, 161057, 483171, 532727, 1598181, 6925451, 20776353]

約数ペア:

[(1, 20776353), (3, 6925451), (13, 1598181), (39, 532727), (43, 483171), (129, 161057), (169, 122937), (507, 40979), (559, 37167), (953, 21801), (1677, 12389), (2859, 7267)]