20131748

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7901}}^1$

素因数の和:7932

約数の個数: 36

約数和(自身を含む): 44140572

約数和(自身を除く): 24008824

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 7901, 15802, 31604, 55307, 102713, 110614, 205426, 221228, 387149, 410852, 718991, 774298, 1437982, 1548596, 2875964, 5032937, 10065874, 20131748]

約数ペア:

[(1, 20131748), (2, 10065874), (4, 5032937), (7, 2875964), (13, 1548596), (14, 1437982), (26, 774298), (28, 718991), (49, 410852), (52, 387149), (91, 221228), (98, 205426), (182, 110614), (196, 102713), (364, 55307), (637, 31604), (1274, 15802), (2548, 7901)]