19783548

素因数分解:

$2^2\times 3^3\times {\mathrm{83}}^1\times {\mathrm{2207}}^1$

素因数の和:2303

約数の個数: 48

約数和(自身を含む): 51932160

約数和(自身を除く): 32148612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 83, 108, 166, 249, 332, 498, 747, 996, 1494, 2207, 2241, 2988, 4414, 4482, 6621, 8828, 8964, 13242, 19863, 26484, 39726, 59589, 79452, 119178, 183181, 238356, 366362, 549543, 732724, 1099086, 1648629, 2198172, 3297258, 4945887, 6594516, 9891774, 19783548]

約数ペア:

[(1, 19783548), (2, 9891774), (3, 6594516), (4, 4945887), (6, 3297258), (9, 2198172), (12, 1648629), (18, 1099086), (27, 732724), (36, 549543), (54, 366362), (83, 238356), (108, 183181), (166, 119178), (249, 79452), (332, 59589), (498, 39726), (747, 26484), (996, 19863), (1494, 13242), (2207, 8964), (2241, 8828), (2988, 6621), (4414, 4482)]