20657244

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{929}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 51559200

約数和(自身を除く): 30901956

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 109, 204, 218, 327, 436, 654, 929, 1308, 1853, 1858, 2787, 3706, 3716, 5559, 5574, 7412, 11118, 11148, 15793, 22236, 31586, 47379, 63172, 94758, 101261, 189516, 202522, 303783, 405044, 607566, 1215132, 1721437, 3442874, 5164311, 6885748, 10328622, 20657244]

約数ペア:

[(1, 20657244), (2, 10328622), (3, 6885748), (4, 5164311), (6, 3442874), (12, 1721437), (17, 1215132), (34, 607566), (51, 405044), (68, 303783), (102, 202522), (109, 189516), (204, 101261), (218, 94758), (327, 63172), (436, 47379), (654, 31586), (929, 22236), (1308, 15793), (1853, 11148), (1858, 11118), (2787, 7412), (3706, 5574), (3716, 5559)]