201919030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{16729}}^1$

素因数の和:16824

約数の個数: 32

約数和(自身を含む): 390277440

約数和(自身を除く): 188358410

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 6035, 12070, 16729, 33458, 83645, 167290, 284393, 568786, 1187759, 1421965, 2375518, 2843930, 5938795, 11877590, 20191903, 40383806, 100959515, 201919030]

約数ペア:

[(1, 201919030), (2, 100959515), (5, 40383806), (10, 20191903), (17, 11877590), (34, 5938795), (71, 2843930), (85, 2375518), (142, 1421965), (170, 1187759), (355, 568786), (710, 284393), (1207, 167290), (2414, 83645), (6035, 33458), (12070, 16729)]