19201007

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{509}}^1$

素因数の和:850

約数の個数: 16

約数和(自身を含む): 23353920

約数和(自身を除く): 4152913

約数列:

[1, 7, 17, 119, 317, 509, 2219, 3563, 5389, 8653, 37723, 60571, 161353, 1129471, 2743001, 19201007]

約数ペア:

[(1, 19201007), (7, 2743001), (17, 1129471), (119, 161353), (317, 60571), (509, 37723), (2219, 8653), (3563, 5389)]