28146448

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{443}}^1$

素因数の和:500

約数の個数: 60

約数和(自身を含む): 62929008

約数和(自身を除く): 34782560

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 361, 418, 443, 722, 836, 886, 1444, 1672, 1772, 2888, 3344, 3544, 3971, 4873, 5776, 7088, 7942, 8417, 9746, 15884, 16834, 19492, 31768, 33668, 38984, 63536, 67336, 77968, 92587, 134672, 159923, 185174, 319846, 370348, 639692, 740696, 1279384, 1481392, 1759153, 2558768, 3518306, 7036612, 14073224, 28146448]

約数ペア:

[(1, 28146448), (2, 14073224), (4, 7036612), (8, 3518306), (11, 2558768), (16, 1759153), (19, 1481392), (22, 1279384), (38, 740696), (44, 639692), (76, 370348), (88, 319846), (152, 185174), (176, 159923), (209, 134672), (304, 92587), (361, 77968), (418, 67336), (443, 63536), (722, 38984), (836, 33668), (886, 31768), (1444, 19492), (1672, 16834), (1772, 15884), (2888, 9746), (3344, 8417), (3544, 7942), (3971, 7088), (4873, 5776)]