1490474

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:725

約数の個数: 16

約数和(自身を含む): 2395680

約数和(自身を除く): 905206

約数列:

[1, 2, 19, 38, 61, 122, 643, 1159, 1286, 2318, 12217, 24434, 39223, 78446, 745237, 1490474]

約数ペア:

[(1, 1490474), (2, 745237), (19, 78446), (38, 39223), (61, 24434), (122, 12217), (643, 2318), (1159, 1286)]