19188129937

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{311}}^1\times {\mathrm{397}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 20921172480

約数和(自身を除く): 1733042543

約数列:

[1, 23, 29, 233, 311, 397, 667, 5359, 6757, 7153, 9019, 9131, 11513, 72463, 92501, 123467, 155411, 207437, 264799, 1666649, 2101427, 2127523, 2682529, 2839741, 3580543, 28767811, 48332821, 61698167, 82352489, 661659653, 834266519, 19188129937]

約数ペア:

[(1, 19188129937), (23, 834266519), (29, 661659653), (233, 82352489), (311, 61698167), (397, 48332821), (667, 28767811), (5359, 3580543), (6757, 2839741), (7153, 2682529), (9019, 2127523), (9131, 2101427), (11513, 1666649), (72463, 264799), (92501, 207437), (123467, 155411)]