1977805

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:324

約数の個数: 16

約数和(自身を含む): 2534400

約数和(自身を除く): 556595

約数列:

[1, 5, 19, 95, 109, 191, 545, 955, 2071, 3629, 10355, 18145, 20819, 104095, 395561, 1977805]

約数ペア:

[(1, 1977805), (5, 395561), (19, 104095), (95, 20819), (109, 18145), (191, 10355), (545, 3629), (955, 2071)]