18662630

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{5441}}^1$

素因数の和:5469

約数の個数: 32

約数和(自身を含む): 39182400

約数和(自身を除く): 20519770

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 5441, 10882, 27205, 38087, 54410, 76174, 190435, 266609, 380870, 533218, 1333045, 1866263, 2666090, 3732526, 9331315, 18662630]

約数ペア:

[(1, 18662630), (2, 9331315), (5, 3732526), (7, 2666090), (10, 1866263), (14, 1333045), (35, 533218), (49, 380870), (70, 266609), (98, 190435), (245, 76174), (343, 54410), (490, 38087), (686, 27205), (1715, 10882), (3430, 5441)]