20585090

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{6619}}^1$

素因数の和:6937

約数の個数: 16

約数和(自身を含む): 37177920

約数和(自身を除く): 16592830

約数列:

[1, 2, 5, 10, 311, 622, 1555, 3110, 6619, 13238, 33095, 66190, 2058509, 4117018, 10292545, 20585090]

約数ペア:

[(1, 20585090), (2, 10292545), (5, 4117018), (10, 2058509), (311, 66190), (622, 33095), (1555, 13238), (3110, 6619)]