20608616

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2767}}^1$

素因数の和:2806

約数の個数: 48

約数和(自身を含む): 47332800

約数和(自身を除く): 26724184

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1862, 2767, 3724, 5534, 7448, 11068, 19369, 22136, 38738, 52573, 77476, 105146, 135583, 154952, 210292, 271166, 368011, 420584, 542332, 736022, 1084664, 1472044, 2576077, 2944088, 5152154, 10304308, 20608616]

約数ペア:

[(1, 20608616), (2, 10304308), (4, 5152154), (7, 2944088), (8, 2576077), (14, 1472044), (19, 1084664), (28, 736022), (38, 542332), (49, 420584), (56, 368011), (76, 271166), (98, 210292), (133, 154952), (152, 135583), (196, 105146), (266, 77476), (392, 52573), (532, 38738), (931, 22136), (1064, 19369), (1862, 11068), (2767, 7448), (3724, 5534)]