2019920756

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{30529}}^1$

素因数の和:30696

約数の個数: 48

約数和(自身を含む): 4308393600

約数和(自身を除く): 2288472844

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 139, 238, 278, 476, 556, 973, 1946, 2363, 3892, 4726, 9452, 16541, 30529, 33082, 61058, 66164, 122116, 213703, 427406, 518993, 854812, 1037986, 2075972, 3632951, 4243531, 7265902, 8487062, 14531804, 16974124, 29704717, 59409434, 72140027, 118818868, 144280054, 288560108, 504980189, 1009960378, 2019920756]

約数ペア:

[(1, 2019920756), (2, 1009960378), (4, 504980189), (7, 288560108), (14, 144280054), (17, 118818868), (28, 72140027), (34, 59409434), (68, 29704717), (119, 16974124), (139, 14531804), (238, 8487062), (278, 7265902), (476, 4243531), (556, 3632951), (973, 2075972), (1946, 1037986), (2363, 854812), (3892, 518993), (4726, 427406), (9452, 213703), (16541, 122116), (30529, 66164), (33082, 61058)]