201997424

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{1061}}^1$

素因数の和:1305

約数の個数: 40

約数和(自身を含む): 399541392

約数和(自身を除く): 197543968

約数列:

[1, 2, 4, 8, 16, 73, 146, 163, 292, 326, 584, 652, 1061, 1168, 1304, 2122, 2608, 4244, 8488, 11899, 16976, 23798, 47596, 77453, 95192, 154906, 172943, 190384, 309812, 345886, 619624, 691772, 1239248, 1383544, 2767088, 12624839, 25249678, 50499356, 100998712, 201997424]

約数ペア:

[(1, 201997424), (2, 100998712), (4, 50499356), (8, 25249678), (16, 12624839), (73, 2767088), (146, 1383544), (163, 1239248), (292, 691772), (326, 619624), (584, 345886), (652, 309812), (1061, 190384), (1168, 172943), (1304, 154906), (2122, 95192), (2608, 77453), (4244, 47596), (8488, 23798), (11899, 16976)]