16709968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{263}}^1$

素因数の和:320

約数の個数: 60

約数和(自身を含む): 37417248

約数和(自身を除く): 20707280

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 263, 304, 361, 418, 526, 722, 836, 1052, 1444, 1672, 2104, 2888, 2893, 3344, 3971, 4208, 4997, 5776, 5786, 7942, 9994, 11572, 15884, 19988, 23144, 31768, 39976, 46288, 54967, 63536, 79952, 94943, 109934, 189886, 219868, 379772, 439736, 759544, 879472, 1044373, 1519088, 2088746, 4177492, 8354984, 16709968]

約数ペア:

[(1, 16709968), (2, 8354984), (4, 4177492), (8, 2088746), (11, 1519088), (16, 1044373), (19, 879472), (22, 759544), (38, 439736), (44, 379772), (76, 219868), (88, 189886), (152, 109934), (176, 94943), (209, 79952), (263, 63536), (304, 54967), (361, 46288), (418, 39976), (526, 31768), (722, 23144), (836, 19988), (1052, 15884), (1444, 11572), (1672, 9994), (2104, 7942), (2888, 5786), (2893, 5776), (3344, 4997), (3971, 4208)]