20183544922

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1\times {\mathrm{307}}^1$

素因数の和:787

約数の個数: 64

約数和(自身を含む): 33019176960

約数和(自身を除く): 12835632038

約数列:

[1, 2, 19, 38, 47, 94, 131, 262, 281, 307, 562, 614, 893, 1786, 2489, 4978, 5339, 5833, 6157, 10678, 11666, 12314, 13207, 14429, 26414, 28858, 36811, 40217, 73622, 80434, 86267, 116983, 172534, 233966, 250933, 274151, 501866, 548302, 699409, 764123, 1398818, 1528246, 1639073, 1730117, 1890199, 3278146, 3460234, 3780398, 4054549, 8109098, 11300977, 22601954, 32872223, 35913781, 65744446, 71827562, 77036431, 154072862, 214718563, 429437126, 531145919, 1062291838, 10091772461, 20183544922]

約数ペア:

[(1, 20183544922), (2, 10091772461), (19, 1062291838), (38, 531145919), (47, 429437126), (94, 214718563), (131, 154072862), (262, 77036431), (281, 71827562), (307, 65744446), (562, 35913781), (614, 32872223), (893, 22601954), (1786, 11300977), (2489, 8109098), (4978, 4054549), (5339, 3780398), (5833, 3460234), (6157, 3278146), (10678, 1890199), (11666, 1730117), (12314, 1639073), (13207, 1528246), (14429, 1398818), (26414, 764123), (28858, 699409), (36811, 548302), (40217, 501866), (73622, 274151), (80434, 250933), (86267, 233966), (116983, 172534)]