18707227

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1913}}^1$

素因数の和:2058

約数の個数: 16

約数和(自身を含む): 23519232

約数和(自身を除く): 4812005

約数列:

[1, 7, 11, 77, 127, 889, 1397, 1913, 9779, 13391, 21043, 147301, 242951, 1700657, 2672461, 18707227]

約数ペア:

[(1, 18707227), (7, 2672461), (11, 1700657), (77, 242951), (127, 147301), (889, 21043), (1397, 13391), (1913, 9779)]