201996988

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{311}}^1\times {\mathrm{2287}}^1$

素因数の和:2673

約数の個数: 24

約数和(自身を含む): 359783424

約数和(自身を除く): 157786436

約数列:

[1, 2, 4, 71, 142, 284, 311, 622, 1244, 2287, 4574, 9148, 22081, 44162, 88324, 162377, 324754, 649508, 711257, 1422514, 2845028, 50499247, 100998494, 201996988]

約数ペア:

[(1, 201996988), (2, 100998494), (4, 50499247), (71, 2845028), (142, 1422514), (284, 711257), (311, 649508), (622, 324754), (1244, 162377), (2287, 88324), (4574, 44162), (9148, 22081)]