18289742

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{6779}}^1$

素因数の和:6871

約数の個数: 16

約数和(自身を含む): 29289600

約数和(自身を除く): 10999858

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 6779, 13558, 128801, 257602, 481309, 962618, 9144871, 18289742]

約数ペア:

[(1, 18289742), (2, 9144871), (19, 962618), (38, 481309), (71, 257602), (142, 128801), (1349, 13558), (2698, 6779)]