157212836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{19961}}^1$

素因数の和:20155

約数の個数: 24

約数和(自身を含む): 301825440

約数和(自身を除く): 144612604

約数列:

[1, 2, 4, 11, 22, 44, 179, 358, 716, 1969, 3938, 7876, 19961, 39922, 79844, 219571, 439142, 878284, 3573019, 7146038, 14292076, 39303209, 78606418, 157212836]

約数ペア:

[(1, 157212836), (2, 78606418), (4, 39303209), (11, 14292076), (22, 7146038), (44, 3573019), (179, 878284), (358, 439142), (716, 219571), (1969, 79844), (3938, 39922), (7876, 19961)]