238668836

素因数分解:

$2^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{19777}}^1$

素因数の和:20219

約数の個数: 24

約数和(自身を含む): 478469376

約数和(自身を除く): 239800540

約数列:

[1, 2, 4, 7, 14, 28, 431, 862, 1724, 3017, 6034, 12068, 19777, 39554, 79108, 138439, 276878, 553756, 8523887, 17047774, 34095548, 59667209, 119334418, 238668836]

約数ペア:

[(1, 238668836), (2, 119334418), (4, 59667209), (7, 34095548), (14, 17047774), (28, 8523887), (431, 553756), (862, 276878), (1724, 138439), (3017, 79108), (6034, 39554), (12068, 19777)]