15312518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 26342400

約数和(自身を除く): 11029882

約数列:

[1, 2, 13, 19, 26, 38, 139, 223, 247, 278, 446, 494, 1807, 2641, 2899, 3614, 4237, 5282, 5798, 8474, 30997, 34333, 55081, 61994, 68666, 110162, 402961, 588943, 805922, 1177886, 7656259, 15312518]

約数ペア:

[(1, 15312518), (2, 7656259), (13, 1177886), (19, 805922), (26, 588943), (38, 402961), (139, 110162), (223, 68666), (247, 61994), (278, 55081), (446, 34333), (494, 30997), (1807, 8474), (2641, 5798), (2899, 5282), (3614, 4237)]