2778538984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2851}}^1\times {\mathrm{9371}}^1$

素因数の和:12241

約数の個数: 32

約数和(自身を含む): 5613078240

約数和(自身を除く): 2834539256

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2851, 5702, 9371, 11404, 18742, 22808, 37063, 37484, 74126, 74968, 121823, 148252, 243646, 296504, 487292, 974584, 26716721, 53433442, 106866884, 213733768, 347317373, 694634746, 1389269492, 2778538984]

約数ペア:

[(1, 2778538984), (2, 1389269492), (4, 694634746), (8, 347317373), (13, 213733768), (26, 106866884), (52, 53433442), (104, 26716721), (2851, 974584), (5702, 487292), (9371, 296504), (11404, 243646), (18742, 148252), (22808, 121823), (37063, 74968), (37484, 74126)]