1991569161602

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{809}}^1\times {\mathrm{64333}}^1$

素因数の和:65235

約数の個数: 48

約数和(自身を含む): 3216366749880

約数和(自身を除く): 1224797588278

約数列:

[1, 2, 19, 38, 53, 106, 361, 722, 809, 1007, 1618, 2014, 15371, 19133, 30742, 38266, 42877, 64333, 85754, 128666, 292049, 584098, 814663, 1222327, 1629326, 2444654, 3409649, 6819298, 15478597, 23224213, 30957194, 46448426, 52045397, 64783331, 104090794, 129566662, 988862543, 1230883289, 1977725086, 2461766578, 2758406041, 5516812082, 18788388317, 37576776634, 52409714779, 104819429558, 995784580801, 1991569161602]

約数ペア:

[(1, 1991569161602), (2, 995784580801), (19, 104819429558), (38, 52409714779), (53, 37576776634), (106, 18788388317), (361, 5516812082), (722, 2758406041), (809, 2461766578), (1007, 1977725086), (1618, 1230883289), (2014, 988862543), (15371, 129566662), (19133, 104090794), (30742, 64783331), (38266, 52045397), (42877, 46448426), (64333, 30957194), (85754, 23224213), (128666, 15478597), (292049, 6819298), (584098, 3409649), (814663, 2444654), (1222327, 1629326)]