20998434

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1621}}^1$

素因数の和:1770

約数の個数: 32

約数和(自身を含む): 44845056

約数和(自身を除く): 23846622

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 127, 254, 381, 762, 1621, 2159, 3242, 4318, 4863, 6477, 9726, 12954, 27557, 55114, 82671, 165342, 205867, 411734, 617601, 1235202, 3499739, 6999478, 10499217, 20998434]

約数ペア:

[(1, 20998434), (2, 10499217), (3, 6999478), (6, 3499739), (17, 1235202), (34, 617601), (51, 411734), (102, 205867), (127, 165342), (254, 82671), (381, 55114), (762, 27557), (1621, 12954), (2159, 9726), (3242, 6477), (4318, 4863)]