19914830078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3109}}^1\times {\mathrm{22397}}^1$

素因数の和:25532

約数の個数: 32

約数和(自身を含む): 35107521120

約数和(自身を除く): 15192691042

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 3109, 6218, 22397, 34199, 40417, 44794, 68398, 80834, 246367, 291161, 444587, 492734, 582322, 889174, 3202771, 6405542, 69632273, 139264546, 765955003, 905219549, 1531910006, 1810439098, 9957415039, 19914830078]

約数ペア:

[(1, 19914830078), (2, 9957415039), (11, 1810439098), (13, 1531910006), (22, 905219549), (26, 765955003), (143, 139264546), (286, 69632273), (3109, 6405542), (6218, 3202771), (22397, 889174), (34199, 582322), (40417, 492734), (44794, 444587), (68398, 291161), (80834, 246367)]