19799956

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{3719}}^1$

素因数の和:3756

約数の個数: 24

約数和(自身を含む): 38122560

約数和(自身を除く): 18322604

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1331, 2662, 3719, 5324, 7438, 14876, 40909, 81818, 163636, 449999, 899998, 1799996, 4949989, 9899978, 19799956]

約数ペア:

[(1, 19799956), (2, 9899978), (4, 4949989), (11, 1799996), (22, 899998), (44, 449999), (121, 163636), (242, 81818), (484, 40909), (1331, 14876), (2662, 7438), (3719, 5324)]