20301712

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:335

約数の個数: 40

約数和(自身を含む): 40441856

約数和(自身を除く): 20140144

約数列:

[1, 2, 4, 8, 16, 97, 103, 127, 194, 206, 254, 388, 412, 508, 776, 824, 1016, 1552, 1648, 2032, 9991, 12319, 13081, 19982, 24638, 26162, 39964, 49276, 52324, 79928, 98552, 104648, 159856, 197104, 209296, 1268857, 2537714, 5075428, 10150856, 20301712]

約数ペア:

[(1, 20301712), (2, 10150856), (4, 5075428), (8, 2537714), (16, 1268857), (97, 209296), (103, 197104), (127, 159856), (194, 104648), (206, 98552), (254, 79928), (388, 52324), (412, 49276), (508, 39964), (776, 26162), (824, 24638), (1016, 19982), (1552, 13081), (1648, 12319), (2032, 9991)]