19345660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3347}}^1$

素因数の和:3390

約数の個数: 36

約数和(自身を含む): 43169112

約数和(自身を除く): 23823452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 3347, 5780, 6694, 13388, 16735, 33470, 56899, 66940, 113798, 227596, 284495, 568990, 967283, 1137980, 1934566, 3869132, 4836415, 9672830, 19345660]

約数ペア:

[(1, 19345660), (2, 9672830), (4, 4836415), (5, 3869132), (10, 1934566), (17, 1137980), (20, 967283), (34, 568990), (68, 284495), (85, 227596), (170, 113798), (289, 66940), (340, 56899), (578, 33470), (1156, 16735), (1445, 13388), (2890, 6694), (3347, 5780)]