2658404

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{263}}^1$

素因数の和:312

約数の個数: 36

約数和(自身を含む): 5632704

約数和(自身を除く): 2974300

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 263, 266, 361, 526, 532, 722, 1052, 1444, 1841, 2527, 3682, 4997, 5054, 7364, 9994, 10108, 19988, 34979, 69958, 94943, 139916, 189886, 379772, 664601, 1329202, 2658404]

約数ペア:

[(1, 2658404), (2, 1329202), (4, 664601), (7, 379772), (14, 189886), (19, 139916), (28, 94943), (38, 69958), (76, 34979), (133, 19988), (263, 10108), (266, 9994), (361, 7364), (526, 5054), (532, 4997), (722, 3682), (1052, 2527), (1444, 1841)]