19009881

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3623}}^1$

素因数の和:3693

約数の個数: 24

約数和(自身を含む): 30528576

約数和(自身を除く): 11518695

約数列:

[1, 3, 9, 11, 33, 53, 99, 159, 477, 583, 1749, 3623, 5247, 10869, 32607, 39853, 119559, 192019, 358677, 576057, 1728171, 2112209, 6336627, 19009881]

約数ペア:

[(1, 19009881), (3, 6336627), (9, 2112209), (11, 1728171), (33, 576057), (53, 358677), (99, 192019), (159, 119559), (477, 39853), (583, 32607), (1749, 10869), (3623, 5247)]