19183191

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 28366848

約数和(自身を除く): 9183657

約数列:

[1, 3, 17, 47, 51, 53, 141, 151, 159, 453, 799, 901, 2397, 2491, 2567, 2703, 7097, 7473, 7701, 8003, 21291, 24009, 42347, 120649, 127041, 136051, 361947, 376141, 408153, 1128423, 6394397, 19183191]

約数ペア:

[(1, 19183191), (3, 6394397), (17, 1128423), (47, 408153), (51, 376141), (53, 361947), (141, 136051), (151, 127041), (159, 120649), (453, 42347), (799, 24009), (901, 21291), (2397, 8003), (2491, 7701), (2567, 7473), (2703, 7097)]