20131054810

素因数分解:

$2^1\times 5^1\times {\mathrm{3109}}^1\times {\mathrm{647509}}^1$

素因数の和:650625

約数の個数: 16

約数和(自身を含む): 36247609800

約数和(自身を除く): 16116554990

約数列:

[1, 2, 5, 10, 3109, 6218, 15545, 31090, 647509, 1295018, 3237545, 6475090, 2013105481, 4026210962, 10065527405, 20131054810]

約数ペア:

[(1, 20131054810), (2, 10065527405), (5, 4026210962), (10, 2013105481), (3109, 6475090), (6218, 3237545), (15545, 1295018), (31090, 647509)]