11919681

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 18195840

約数和(自身を除く): 6276159

約数列:

[1, 3, 9, 23, 69, 89, 207, 267, 647, 801, 1941, 2047, 5823, 6141, 14881, 18423, 44643, 57583, 133929, 172749, 518247, 1324409, 3973227, 11919681]

約数ペア:

[(1, 11919681), (3, 3973227), (9, 1324409), (23, 518247), (69, 172749), (89, 133929), (207, 57583), (267, 44643), (647, 18423), (801, 14881), (1941, 6141), (2047, 5823)]