20990036

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3719}}^1$

素因数の和:3823

約数の個数: 24

約数和(自身を含む): 39372480

約数和(自身を除く): 18382444

約数列:

[1, 2, 4, 17, 34, 68, 83, 166, 332, 1411, 2822, 3719, 5644, 7438, 14876, 63223, 126446, 252892, 308677, 617354, 1234708, 5247509, 10495018, 20990036]

約数ペア:

[(1, 20990036), (2, 10495018), (4, 5247509), (17, 1234708), (34, 617354), (68, 308677), (83, 252892), (166, 126446), (332, 63223), (1411, 14876), (2822, 7438), (3719, 5644)]