20787738

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{84503}}^1$

素因数の和:84549

約数の個数: 16

約数和(自身を含む): 42590016

約数和(自身を除く): 21802278

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 84503, 169006, 253509, 507018, 3464623, 6929246, 10393869, 20787738]

約数ペア:

[(1, 20787738), (2, 10393869), (3, 6929246), (6, 3464623), (41, 507018), (82, 253509), (123, 169006), (246, 84503)]