20342738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{953}}^1$

素因数の和:1789

約数の個数: 16

約数和(自身を含む): 32935896

約数和(自身を除く): 12593158

約数列:

[1, 2, 13, 26, 821, 953, 1642, 1906, 10673, 12389, 21346, 24778, 782413, 1564826, 10171369, 20342738]

約数ペア:

[(1, 20342738), (2, 10171369), (13, 1564826), (26, 782413), (821, 24778), (953, 21346), (1642, 12389), (1906, 10673)]