201720154490

素因数分解:

$2^1\times 5^1\times {\mathrm{1583}}^1\times {\mathrm{12742903}}^1$

素因数の和:12744493

約数の個数: 16

約数和(自身を含む): 363325678848

約数和(自身を除く): 161605524358

約数列:

[1, 2, 5, 10, 1583, 3166, 7915, 15830, 12742903, 25485806, 63714515, 127429030, 20172015449, 40344030898, 100860077245, 201720154490]

約数ペア:

[(1, 201720154490), (2, 100860077245), (5, 40344030898), (10, 20172015449), (1583, 127429030), (3166, 63714515), (7915, 25485806), (15830, 12742903)]