20403717188

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{5065471}}^1$

素因数の和:5065547

約数の個数: 24

約数和(自身を含む): 38294968320

約数和(自身を除く): 17891251132

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 5065471, 10130942, 20261884, 96243949, 192487898, 268469963, 384975796, 536939926, 1073879852, 5100929297, 10201858594, 20403717188]

約数ペア:

[(1, 20403717188), (2, 10201858594), (4, 5100929297), (19, 1073879852), (38, 536939926), (53, 384975796), (76, 268469963), (106, 192487898), (212, 96243949), (1007, 20261884), (2014, 10130942), (4028, 5065471)]