218135428

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{410029}}^1$

素因数の和:410059

約数の個数: 24

約数和(自身を含む): 459233600

約数和(自身を除く): 241098172

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 410029, 820058, 1640116, 2870203, 5740406, 7790551, 11480812, 15581102, 31162204, 54533857, 109067714, 218135428]

約数ペア:

[(1, 218135428), (2, 109067714), (4, 54533857), (7, 31162204), (14, 15581102), (19, 11480812), (28, 7790551), (38, 5740406), (76, 2870203), (133, 1640116), (266, 820058), (532, 410029)]