19026007

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 25966080

約数和(自身を除く): 6940073

約数列:

[1, 7, 11, 13, 77, 83, 91, 143, 229, 581, 913, 1001, 1079, 1603, 2519, 2977, 6391, 7553, 11869, 17633, 19007, 20839, 32747, 83083, 133049, 209077, 229229, 247091, 1463539, 1729637, 2718001, 19026007]

約数ペア:

[(1, 19026007), (7, 2718001), (11, 1729637), (13, 1463539), (77, 247091), (83, 229229), (91, 209077), (143, 133049), (229, 83083), (581, 32747), (913, 20839), (1001, 19007), (1079, 17633), (1603, 11869), (2519, 7553), (2977, 6391)]