18974001857

素因数分解:

${\mathrm{37}}^2\times {\mathrm{199}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:801

約数の個数: 24

約数和(自身を含む): 19747526400

約数和(自身を除く): 773524543

約数列:

[1, 37, 199, 257, 271, 1369, 7363, 9509, 10027, 51143, 53929, 69647, 272431, 351833, 370999, 1892291, 1995373, 2576939, 13859753, 70014767, 73828801, 95346743, 512810861, 18974001857]

約数ペア:

[(1, 18974001857), (37, 512810861), (199, 95346743), (257, 73828801), (271, 70014767), (1369, 13859753), (7363, 2576939), (9509, 1995373), (10027, 1892291), (51143, 370999), (53929, 351833), (69647, 272431)]