19747452

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{11839}}^1$

素因数の和:11985

約数の個数: 24

約数和(自身を含む): 46412800

約数和(自身を除く): 26665348

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 11839, 23678, 35517, 47356, 71034, 142068, 1645621, 3291242, 4936863, 6582484, 9873726, 19747452]

約数ペア:

[(1, 19747452), (2, 9873726), (3, 6582484), (4, 4936863), (6, 3291242), (12, 1645621), (139, 142068), (278, 71034), (417, 47356), (556, 35517), (834, 23678), (1668, 11839)]