197780272

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{11027}}^1$

素因数の和:11113

約数の個数: 40

約数和(自身を含む): 410241600

約数和(自身を除く): 212461328

約数列:

[1, 2, 4, 8, 16, 19, 38, 59, 76, 118, 152, 236, 304, 472, 944, 1121, 2242, 4484, 8968, 11027, 17936, 22054, 44108, 88216, 176432, 209513, 419026, 650593, 838052, 1301186, 1676104, 2602372, 3352208, 5204744, 10409488, 12361267, 24722534, 49445068, 98890136, 197780272]

約数ペア:

[(1, 197780272), (2, 98890136), (4, 49445068), (8, 24722534), (16, 12361267), (19, 10409488), (38, 5204744), (59, 3352208), (76, 2602372), (118, 1676104), (152, 1301186), (236, 838052), (304, 650593), (472, 419026), (944, 209513), (1121, 176432), (2242, 88216), (4484, 44108), (8968, 22054), (11027, 17936)]