19391373

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:618

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 11453427

約数列:

[1, 3, 9, 17, 27, 51, 83, 153, 249, 459, 509, 747, 1411, 1527, 2241, 4233, 4581, 8653, 12699, 13743, 25959, 38097, 42247, 77877, 126741, 233631, 380223, 718199, 1140669, 2154597, 6463791, 19391373]

約数ペア:

[(1, 19391373), (3, 6463791), (9, 2154597), (17, 1140669), (27, 718199), (51, 380223), (83, 233631), (153, 126741), (249, 77877), (459, 42247), (509, 38097), (747, 25959), (1411, 13743), (1527, 12699), (2241, 8653), (4233, 4581)]