20192928860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1894271}}^1$

素因数の和:1894334

約数の個数: 48

約数和(自身を含む): 46780941312

約数和(自身を除く): 26588012452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 1894271, 3788542, 7577084, 9471355, 18942710, 24625523, 37885420, 49251046, 77665111, 98502092, 123127615, 155330222, 246255230, 310660444, 388325555, 492510460, 776651110, 1009646443, 1553302220, 2019292886, 4038585772, 5048232215, 10096464430, 20192928860]

約数ペア:

[(1, 20192928860), (2, 10096464430), (4, 5048232215), (5, 4038585772), (10, 2019292886), (13, 1553302220), (20, 1009646443), (26, 776651110), (41, 492510460), (52, 388325555), (65, 310660444), (82, 246255230), (130, 155330222), (164, 123127615), (205, 98502092), (260, 77665111), (410, 49251046), (533, 37885420), (820, 24625523), (1066, 18942710), (2132, 9471355), (2665, 7577084), (5330, 3788542), (10660, 1894271)]