13860728

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1900

約数の個数: 48

約数和(自身を含む): 31840200

約数和(自身を除く): 17979472

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1861, 1862, 3722, 3724, 7444, 7448, 13027, 14888, 26054, 35359, 52108, 70718, 91189, 104216, 141436, 182378, 247513, 282872, 364756, 495026, 729512, 990052, 1732591, 1980104, 3465182, 6930364, 13860728]

約数ペア:

[(1, 13860728), (2, 6930364), (4, 3465182), (7, 1980104), (8, 1732591), (14, 990052), (19, 729512), (28, 495026), (38, 364756), (49, 282872), (56, 247513), (76, 182378), (98, 141436), (133, 104216), (152, 91189), (196, 70718), (266, 52108), (392, 35359), (532, 26054), (931, 14888), (1064, 13027), (1861, 7448), (1862, 7444), (3722, 3724)]