20023090

素因数分解:

$2^1\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{1783}}^1$

素因数の和:2913

約数の個数: 16

約数和(自身を含む): 36093888

約数和(自身を除く): 16070798

約数列:

[1, 2, 5, 10, 1123, 1783, 2246, 3566, 5615, 8915, 11230, 17830, 2002309, 4004618, 10011545, 20023090]

約数ペア:

[(1, 20023090), (2, 10011545), (5, 4004618), (10, 2002309), (1123, 17830), (1783, 11230), (2246, 8915), (3566, 5615)]