18519224

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1669}}^1$

素因数の和:1767

約数の個数: 32

約数和(自身を含む): 37074000

約数和(自身を除く): 18554776

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 1669, 2774, 3338, 5548, 6676, 11096, 13352, 31711, 63422, 121837, 126844, 243674, 253688, 487348, 974696, 2314903, 4629806, 9259612, 18519224]

約数ペア:

[(1, 18519224), (2, 9259612), (4, 4629806), (8, 2314903), (19, 974696), (38, 487348), (73, 253688), (76, 243674), (146, 126844), (152, 121837), (292, 63422), (584, 31711), (1387, 13352), (1669, 11096), (2774, 6676), (3338, 5548)]