16495940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20117}}^1$

素因数の和:20167

約数の個数: 24

約数和(自身を含む): 35488152

約数和(自身を除く): 18992212

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 20117, 40234, 80468, 100585, 201170, 402340, 824797, 1649594, 3299188, 4123985, 8247970, 16495940]

約数ペア:

[(1, 16495940), (2, 8247970), (4, 4123985), (5, 3299188), (10, 1649594), (20, 824797), (41, 402340), (82, 201170), (164, 100585), (205, 80468), (410, 40234), (820, 20117)]