18827594

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:422

約数の個数: 24

約数和(自身を含む): 30243780

約数和(自身を除く): 11416186

約数列:

[1, 2, 19, 38, 89, 178, 293, 361, 586, 722, 1691, 3382, 5567, 11134, 26077, 32129, 52154, 64258, 105773, 211546, 495463, 990926, 9413797, 18827594]

約数ペア:

[(1, 18827594), (2, 9413797), (19, 990926), (38, 495463), (89, 211546), (178, 105773), (293, 64258), (361, 52154), (586, 32129), (722, 26077), (1691, 11134), (3382, 5567)]