20138261013

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{108869}}^1$

素因数の和:108939

約数の個数: 64

約数和(自身を含む): 35117107200

約数和(自身を除く): 14978846187

約数列:

[1, 3, 9, 13, 17, 27, 31, 39, 51, 93, 117, 153, 221, 279, 351, 403, 459, 527, 663, 837, 1209, 1581, 1989, 3627, 4743, 5967, 6851, 10881, 14229, 20553, 61659, 108869, 184977, 326607, 979821, 1415297, 1850773, 2939463, 3374939, 4245891, 5552319, 10124817, 12737673, 16656957, 24060049, 30374451, 38213019, 43874207, 49970871, 57373963, 72180147, 91123353, 131622621, 172121889, 216540441, 394867863, 516365667, 649621323, 745861519, 1184603589, 1549097001, 2237584557, 6712753671, 20138261013]

約数ペア:

[(1, 20138261013), (3, 6712753671), (9, 2237584557), (13, 1549097001), (17, 1184603589), (27, 745861519), (31, 649621323), (39, 516365667), (51, 394867863), (93, 216540441), (117, 172121889), (153, 131622621), (221, 91123353), (279, 72180147), (351, 57373963), (403, 49970871), (459, 43874207), (527, 38213019), (663, 30374451), (837, 24060049), (1209, 16656957), (1581, 12737673), (1989, 10124817), (3627, 5552319), (4743, 4245891), (5967, 3374939), (6851, 2939463), (10881, 1850773), (14229, 1415297), (20553, 979821), (61659, 326607), (108869, 184977)]