18515948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5927}}^1$

素因数の和:6013

約数の個数: 24

約数和(自身を含む): 35852544

約数和(自身を除く): 17336596

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 5927, 11854, 23708, 65197, 130394, 260788, 420817, 841634, 1683268, 4628987, 9257974, 18515948]

約数ペア:

[(1, 18515948), (2, 9257974), (4, 4628987), (11, 1683268), (22, 841634), (44, 420817), (71, 260788), (142, 130394), (284, 65197), (781, 23708), (1562, 11854), (3124, 5927)]