49388218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 84240000

約数和(自身を除く): 34851782

約数列:

[1, 2, 11, 22, 29, 58, 199, 319, 389, 398, 638, 778, 2189, 4279, 4378, 5771, 8558, 11281, 11542, 22562, 63481, 77411, 124091, 126962, 154822, 248182, 851521, 1703042, 2244919, 4489838, 24694109, 49388218]

約数ペア:

[(1, 49388218), (2, 24694109), (11, 4489838), (22, 2244919), (29, 1703042), (58, 851521), (199, 248182), (319, 154822), (389, 126962), (398, 124091), (638, 77411), (778, 63481), (2189, 22562), (4279, 11542), (4378, 11281), (5771, 8558)]