19735312

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{42533}}^1$

素因数の和:42570

約数の個数: 20

約数和(自身を含む): 39556620

約数和(自身を除く): 19821308

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 42533, 85066, 170132, 340264, 680528, 1233457, 2466914, 4933828, 9867656, 19735312]

約数ペア:

[(1, 19735312), (2, 9867656), (4, 4933828), (8, 2466914), (16, 1233457), (29, 680528), (58, 340264), (116, 170132), (232, 85066), (464, 42533)]