18520538

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{2699}}^1$

素因数の和:2821

約数の個数: 16

約数和(自身を含む): 28771200

約数和(自身を除く): 10250662

約数列:

[1, 2, 47, 73, 94, 146, 2699, 3431, 5398, 6862, 126853, 197027, 253706, 394054, 9260269, 18520538]

約数ペア:

[(1, 18520538), (2, 9260269), (47, 394054), (73, 253706), (94, 197027), (146, 126853), (2699, 6862), (3431, 5398)]