20797018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{3271}}^1$

素因数の和:3318

約数の個数: 24

約数和(自身を含む): 36162144

約数和(自身を除く): 15365126

約数列:

[1, 2, 11, 17, 22, 34, 187, 289, 374, 578, 3179, 3271, 6358, 6542, 35981, 55607, 71962, 111214, 611677, 945319, 1223354, 1890638, 10398509, 20797018]

約数ペア:

[(1, 20797018), (2, 10398509), (11, 1890638), (17, 1223354), (22, 945319), (34, 611677), (187, 111214), (289, 71962), (374, 55607), (578, 35981), (3179, 6542), (3271, 6358)]