20156470

素因数分解:

$2^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{2917}}^1$

素因数の和:3615

約数の個数: 16

約数和(自身を含む): 36346608

約数和(自身を除く): 16190138

約数列:

[1, 2, 5, 10, 691, 1382, 2917, 3455, 5834, 6910, 14585, 29170, 2015647, 4031294, 10078235, 20156470]

約数ペア:

[(1, 20156470), (2, 10078235), (5, 4031294), (10, 2015647), (691, 29170), (1382, 14585), (2917, 6910), (3455, 5834)]