18300423

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{643}}^1$

素因数の和:878

約数の個数: 16

約数和(自身を含む): 25038720

約数和(自身を除く): 6738297

約数列:

[1, 3, 53, 159, 179, 537, 643, 1929, 9487, 28461, 34079, 102237, 115097, 345291, 6100141, 18300423]

約数ペア:

[(1, 18300423), (3, 6100141), (53, 345291), (159, 115097), (179, 102237), (537, 34079), (643, 28461), (1929, 9487)]