78429188

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{19471}}^1$

素因数の和:19547

約数の個数: 24

約数和(自身を含む): 147208320

約数和(自身を除く): 68779132

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 19471, 38942, 77884, 369949, 739898, 1031963, 1479796, 2063926, 4127852, 19607297, 39214594, 78429188]

約数ペア:

[(1, 78429188), (2, 39214594), (4, 19607297), (19, 4127852), (38, 2063926), (53, 1479796), (76, 1031963), (106, 739898), (212, 369949), (1007, 77884), (2014, 38942), (4028, 19471)]