18495235

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 26002944

約数和(自身を除く): 7507709

約数列:

[1, 5, 11, 17, 55, 85, 131, 151, 187, 655, 755, 935, 1441, 1661, 2227, 2567, 7205, 8305, 11135, 12835, 19781, 24497, 28237, 98905, 122485, 141185, 217591, 336277, 1087955, 1681385, 3699047, 18495235]

約数ペア:

[(1, 18495235), (5, 3699047), (11, 1681385), (17, 1087955), (55, 336277), (85, 217591), (131, 141185), (151, 122485), (187, 98905), (655, 28237), (755, 24497), (935, 19781), (1441, 12835), (1661, 11135), (2227, 8305), (2567, 7205)]