16985176

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 36563400

約数和(自身を除く): 19578224

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 169, 221, 338, 442, 676, 739, 884, 1352, 1478, 1768, 2873, 2956, 5746, 5912, 9607, 11492, 12563, 19214, 22984, 25126, 38428, 50252, 76856, 100504, 124891, 163319, 249782, 326638, 499564, 653276, 999128, 1306552, 2123147, 4246294, 8492588, 16985176]

約数ペア:

[(1, 16985176), (2, 8492588), (4, 4246294), (8, 2123147), (13, 1306552), (17, 999128), (26, 653276), (34, 499564), (52, 326638), (68, 249782), (104, 163319), (136, 124891), (169, 100504), (221, 76856), (338, 50252), (442, 38428), (676, 25126), (739, 22984), (884, 19214), (1352, 12563), (1478, 11492), (1768, 9607), (2873, 5912), (2956, 5746)]