18879468

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{22159}}^1$

素因数の和:22237

約数の個数: 24

約数和(自身を含む): 44674560

約数和(自身を除く): 25795092

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 22159, 44318, 66477, 88636, 132954, 265908, 1573289, 3146578, 4719867, 6293156, 9439734, 18879468]

約数ペア:

[(1, 18879468), (2, 9439734), (3, 6293156), (4, 4719867), (6, 3146578), (12, 1573289), (71, 265908), (142, 132954), (213, 88636), (284, 66477), (426, 44318), (852, 22159)]