18404738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{36373}}^1$

素因数の和:36409

約数の個数: 16

約数和(自身を含む): 31427136

約数和(自身を除く): 13022398

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 36373, 72746, 400103, 800206, 836579, 1673158, 9202369, 18404738]

約数ペア:

[(1, 18404738), (2, 9202369), (11, 1673158), (22, 836579), (23, 800206), (46, 400103), (253, 72746), (506, 36373)]