20887458

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4357}}^1$

素因数の和:4426

約数の個数: 32

約数和(自身を含む): 45183744

約数和(自身を除く): 24296286

約数列:

[1, 2, 3, 6, 17, 34, 47, 51, 94, 102, 141, 282, 799, 1598, 2397, 4357, 4794, 8714, 13071, 26142, 74069, 148138, 204779, 222207, 409558, 444414, 614337, 1228674, 3481243, 6962486, 10443729, 20887458]

約数ペア:

[(1, 20887458), (2, 10443729), (3, 6962486), (6, 3481243), (17, 1228674), (34, 614337), (47, 444414), (51, 409558), (94, 222207), (102, 204779), (141, 148138), (282, 74069), (799, 26142), (1598, 13071), (2397, 8714), (4357, 4794)]