18156153

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 27699840

約数和(自身を除く): 9543687

約数列:

[1, 3, 17, 19, 41, 51, 57, 123, 323, 457, 697, 779, 969, 1371, 2091, 2337, 7769, 8683, 13243, 18737, 23307, 26049, 39729, 56211, 147611, 318529, 356003, 442833, 955587, 1068009, 6052051, 18156153]

約数ペア:

[(1, 18156153), (3, 6052051), (17, 1068009), (19, 955587), (41, 442833), (51, 356003), (57, 318529), (123, 147611), (323, 56211), (457, 39729), (697, 26049), (779, 23307), (969, 18737), (1371, 13243), (2091, 8683), (2337, 7769)]