18732711

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2837}}^1$

素因数の和:2942

約数の個数: 16

約数和(自身を含む): 26155008

約数和(自身を除く): 7422297

約数列:

[1, 3, 31, 71, 93, 213, 2201, 2837, 6603, 8511, 87947, 201427, 263841, 604281, 6244237, 18732711]

約数ペア:

[(1, 18732711), (3, 6244237), (31, 604281), (71, 263841), (93, 201427), (213, 87947), (2201, 8511), (2837, 6603)]