18132326

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 29652480

約数和(自身を除く): 11520154

約数列:

[1, 2, 23, 43, 46, 86, 89, 103, 178, 206, 989, 1978, 2047, 2369, 3827, 4094, 4429, 4738, 7654, 8858, 9167, 18334, 88021, 101867, 176042, 203734, 210841, 394181, 421682, 788362, 9066163, 18132326]

約数ペア:

[(1, 18132326), (2, 9066163), (23, 788362), (43, 421682), (46, 394181), (86, 210841), (89, 203734), (103, 176042), (178, 101867), (206, 88021), (989, 18334), (1978, 9167), (2047, 8858), (2369, 7654), (3827, 4738), (4094, 4429)]