18373971

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1033}}^1$

素因数の和:1072

約数の個数: 36

約数和(自身を含む): 31355016

約数和(自身を除く): 12981045

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 121, 147, 231, 363, 539, 847, 1033, 1617, 2541, 3099, 5929, 7231, 11363, 17787, 21693, 34089, 50617, 79541, 124993, 151851, 238623, 374979, 556787, 874951, 1670361, 2624853, 6124657, 18373971]

約数ペア:

[(1, 18373971), (3, 6124657), (7, 2624853), (11, 1670361), (21, 874951), (33, 556787), (49, 374979), (77, 238623), (121, 151851), (147, 124993), (231, 79541), (363, 50617), (539, 34089), (847, 21693), (1033, 17787), (1617, 11363), (2541, 7231), (3099, 5929)]