19391144

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{18503}}^1$

素因数の和:18640

約数の個数: 16

約数和(自身を含む): 36637920

約数和(自身を除く): 17246776

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 18503, 37006, 74012, 148024, 2423893, 4847786, 9695572, 19391144]

約数ペア:

[(1, 19391144), (2, 9695572), (4, 4847786), (8, 2423893), (131, 148024), (262, 74012), (524, 37006), (1048, 18503)]