19944147

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1\times {\mathrm{509}}^1$

素因数の和:902

約数の個数: 16

約数和(自身を含む): 27442080

約数和(自身を除く): 7497933

約数列:

[1, 3, 37, 111, 353, 509, 1059, 1527, 13061, 18833, 39183, 56499, 179677, 539031, 6648049, 19944147]

約数ペア:

[(1, 19944147), (3, 6648049), (37, 539031), (111, 179677), (353, 56499), (509, 39183), (1059, 18833), (1527, 13061)]