12340828

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{457}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 22288112

約数和(自身を除く): 9947284

約数列:

[1, 2, 4, 43, 86, 157, 172, 314, 457, 628, 914, 1828, 6751, 13502, 19651, 27004, 39302, 71749, 78604, 143498, 286996, 3085207, 6170414, 12340828]

約数ペア:

[(1, 12340828), (2, 6170414), (4, 3085207), (43, 286996), (86, 143498), (157, 78604), (172, 71749), (314, 39302), (457, 27004), (628, 19651), (914, 13502), (1828, 6751)]