19468264

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{557}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 38870280

約数和(自身を除く): 19402016

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 257, 514, 557, 1028, 1114, 2056, 2228, 4369, 4456, 8738, 9469, 17476, 18938, 34952, 37876, 75752, 143149, 286298, 572596, 1145192, 2433533, 4867066, 9734132, 19468264]

約数ペア:

[(1, 19468264), (2, 9734132), (4, 4867066), (8, 2433533), (17, 1145192), (34, 572596), (68, 286298), (136, 143149), (257, 75752), (514, 37876), (557, 34952), (1028, 18938), (1114, 17476), (2056, 9469), (2228, 8738), (4369, 4456)]