18049471

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1291}}^1$

素因数の和:1374

約数の個数: 16

約数和(自身を含む): 20837376

約数和(自身を除く): 2787905

約数列:

[1, 11, 31, 41, 341, 451, 1271, 1291, 13981, 14201, 40021, 52931, 440231, 582241, 1640861, 18049471]

約数ペア:

[(1, 18049471), (11, 1640861), (31, 582241), (41, 440231), (341, 52931), (451, 40021), (1271, 14201), (1291, 13981)]