204578168

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{5237}}^1$

素因数の和:5519

約数の個数: 32

約数和(自身を含む): 405421200

約数和(自身を除く): 200843032

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 257, 514, 1028, 2056, 4883, 5237, 9766, 10474, 19532, 20948, 39064, 41896, 99503, 199006, 398012, 796024, 1345909, 2691818, 5383636, 10767272, 25572271, 51144542, 102289084, 204578168]

約数ペア:

[(1, 204578168), (2, 102289084), (4, 51144542), (8, 25572271), (19, 10767272), (38, 5383636), (76, 2691818), (152, 1345909), (257, 796024), (514, 398012), (1028, 199006), (2056, 99503), (4883, 41896), (5237, 39064), (9766, 20948), (10474, 19532)]