20186561386

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{15889}}^1$

素因数の和:16374

約数の個数: 32

約数和(自身を含む): 32125766400

約数和(自身を除く): 11939205014

約数列:

[1, 2, 23, 46, 71, 142, 389, 778, 1633, 3266, 8947, 15889, 17894, 27619, 31778, 55238, 365447, 635237, 730894, 1128119, 1270474, 2256238, 6180821, 12361642, 25946737, 51893474, 142158883, 284317766, 438838291, 877676582, 10093280693, 20186561386]

約数ペア:

[(1, 20186561386), (2, 10093280693), (23, 877676582), (46, 438838291), (71, 284317766), (142, 142158883), (389, 51893474), (778, 25946737), (1633, 12361642), (3266, 6180821), (8947, 2256238), (15889, 1270474), (17894, 1128119), (27619, 730894), (31778, 635237), (55238, 365447)]