18378966

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{613}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 38903040

約数和(自身を除く): 20524074

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 263, 526, 613, 789, 1226, 1578, 1839, 3678, 4997, 9994, 11647, 14991, 23294, 29982, 34941, 69882, 161219, 322438, 483657, 967314, 3063161, 6126322, 9189483, 18378966]

約数ペア:

[(1, 18378966), (2, 9189483), (3, 6126322), (6, 3063161), (19, 967314), (38, 483657), (57, 322438), (114, 161219), (263, 69882), (526, 34941), (613, 29982), (789, 23294), (1226, 14991), (1578, 11647), (1839, 9994), (3678, 4997)]