2109904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{7757}}^1$

素因数の和:7782

約数の個数: 20

約数和(自身を含む): 4328964

約数和(自身を除く): 2219060

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 7757, 15514, 31028, 62056, 124112, 131869, 263738, 527476, 1054952, 2109904]

約数ペア:

[(1, 2109904), (2, 1054952), (4, 527476), (8, 263738), (16, 131869), (17, 124112), (34, 62056), (68, 31028), (136, 15514), (272, 7757)]