19628118

素因数分解:

$2^1\times 3^2\times {\mathrm{257}}^1\times {\mathrm{4243}}^1$

素因数の和:4508

約数の個数: 24

約数和(自身を含む): 42703128

約数和(自身を除く): 23075010

約数列:

[1, 2, 3, 6, 9, 18, 257, 514, 771, 1542, 2313, 4243, 4626, 8486, 12729, 25458, 38187, 76374, 1090451, 2180902, 3271353, 6542706, 9814059, 19628118]

約数ペア:

[(1, 19628118), (2, 9814059), (3, 6542706), (6, 3271353), (9, 2180902), (18, 1090451), (257, 76374), (514, 38187), (771, 25458), (1542, 12729), (2313, 8486), (4243, 4626)]