1878902792

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{421}}^1\times {\mathrm{3301}}^1$

素因数の和:3754

約数の個数: 48

約数和(自身を含む): 3825003780

約数和(自身を除く): 1946100988

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 421, 676, 842, 1352, 1684, 3301, 3368, 5473, 6602, 10946, 13204, 21892, 26408, 42913, 43784, 71149, 85826, 142298, 171652, 284596, 343304, 557869, 569192, 1115738, 1389721, 2231476, 2779442, 4462952, 5558884, 11117768, 18066373, 36132746, 72265492, 144530984, 234862849, 469725698, 939451396, 1878902792]

約数ペア:

[(1, 1878902792), (2, 939451396), (4, 469725698), (8, 234862849), (13, 144530984), (26, 72265492), (52, 36132746), (104, 18066373), (169, 11117768), (338, 5558884), (421, 4462952), (676, 2779442), (842, 2231476), (1352, 1389721), (1684, 1115738), (3301, 569192), (3368, 557869), (5473, 343304), (6602, 284596), (10946, 171652), (13204, 142298), (21892, 85826), (26408, 71149), (42913, 43784)]