3281584

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{647}}^1$

素因数の和:972

約数の個数: 20

約数和(自身を含む): 6387984

約数和(自身を除く): 3106400

約数列:

[1, 2, 4, 8, 16, 317, 634, 647, 1268, 1294, 2536, 2588, 5072, 5176, 10352, 205099, 410198, 820396, 1640792, 3281584]

約数ペア:

[(1, 3281584), (2, 1640792), (4, 820396), (8, 410198), (16, 205099), (317, 10352), (634, 5176), (647, 5072), (1268, 2588), (1294, 2536)]