18580749

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 28643328

約数和(自身を除く): 10062579

約数列:

[1, 3, 11, 31, 33, 41, 93, 123, 341, 443, 451, 1023, 1271, 1329, 1353, 3813, 4873, 13733, 13981, 14619, 18163, 41199, 41943, 54489, 151063, 199793, 453189, 563053, 599379, 1689159, 6193583, 18580749]

約数ペア:

[(1, 18580749), (3, 6193583), (11, 1689159), (31, 599379), (33, 563053), (41, 453189), (93, 199793), (123, 151063), (341, 54489), (443, 41943), (451, 41199), (1023, 18163), (1271, 14619), (1329, 13981), (1353, 13733), (3813, 4873)]