218694532

素因数分解:

$2^2\times 7^1\times {\mathrm{383}}^1\times {\mathrm{20393}}^1$

素因数の和:20787

約数の個数: 24

約数和(自身を含む): 438552576

約数和(自身を除く): 219858044

約数列:

[1, 2, 4, 7, 14, 28, 383, 766, 1532, 2681, 5362, 10724, 20393, 40786, 81572, 142751, 285502, 571004, 7810519, 15621038, 31242076, 54673633, 109347266, 218694532]

約数ペア:

[(1, 218694532), (2, 109347266), (4, 54673633), (7, 31242076), (14, 15621038), (28, 7810519), (383, 571004), (766, 285502), (1532, 142751), (2681, 81572), (5362, 40786), (10724, 20393)]