18301490

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{11657}}^1$

素因数の和:11821

約数の個数: 16

約数和(自身を含む): 33155352

約数和(自身を除く): 14853862

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 11657, 23314, 58285, 116570, 1830149, 3660298, 9150745, 18301490]

約数ペア:

[(1, 18301490), (2, 9150745), (5, 3660298), (10, 1830149), (157, 116570), (314, 58285), (785, 23314), (1570, 11657)]