20403944454

素因数分解:

$2^1\times 3^1\times {\mathrm{669289}}^1\times {\mathrm{5081}}^1$

素因数の和:674375

約数の個数: 16

約数和(自身を含む): 40815981360

約数和(自身を除く): 20412036906

約数列:

[1, 2, 3, 6, 5081, 10162, 15243, 30486, 669289, 1338578, 2007867, 4015734, 3400657409, 6801314818, 10201972227, 20403944454]

約数ペア:

[(1, 20403944454), (2, 10201972227), (3, 6801314818), (6, 3400657409), (5081, 4015734), (10162, 2007867), (15243, 1338578), (30486, 669289)]