20434510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1693}}^1$

素因数の和:1788

約数の個数: 32

約数和(自身を含む): 39517632

約数和(自身を除く): 19083122

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 1693, 2414, 3386, 6035, 8465, 12070, 16930, 28781, 57562, 120203, 143905, 240406, 287810, 601015, 1202030, 2043451, 4086902, 10217255, 20434510]

約数ペア:

[(1, 20434510), (2, 10217255), (5, 4086902), (10, 2043451), (17, 1202030), (34, 601015), (71, 287810), (85, 240406), (142, 143905), (170, 120203), (355, 57562), (710, 28781), (1207, 16930), (1693, 12070), (2414, 8465), (3386, 6035)]