20184741738

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{7789}}^1$

素因数の和:8092

約数の個数: 96

約数和(自身を含む): 50690090880

約数和(自身を除く): 30505349142

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 131, 157, 262, 314, 393, 471, 786, 917, 942, 1099, 1179, 1413, 1834, 2198, 2358, 2751, 2826, 3297, 5502, 6594, 7789, 8253, 9891, 15578, 16506, 19782, 20567, 23367, 41134, 46734, 54523, 61701, 70101, 109046, 123402, 140202, 143969, 163569, 185103, 287938, 327138, 370206, 431907, 490707, 863814, 981414, 1020359, 1222873, 1295721, 2040718, 2445746, 2591442, 3061077, 3668619, 6122154, 7142513, 7337238, 8560111, 9183231, 11005857, 14285026, 17120222, 18366462, 21427539, 22011714, 25680333, 42855078, 51360666, 64282617, 77040999, 128565234, 154081998, 160196363, 320392726, 480589089, 961178178, 1121374541, 1441767267, 2242749082, 2883534534, 3364123623, 6728247246, 10092370869, 20184741738]

約数ペア:

[(1, 20184741738), (2, 10092370869), (3, 6728247246), (6, 3364123623), (7, 2883534534), (9, 2242749082), (14, 1441767267), (18, 1121374541), (21, 961178178), (42, 480589089), (63, 320392726), (126, 160196363), (131, 154081998), (157, 128565234), (262, 77040999), (314, 64282617), (393, 51360666), (471, 42855078), (786, 25680333), (917, 22011714), (942, 21427539), (1099, 18366462), (1179, 17120222), (1413, 14285026), (1834, 11005857), (2198, 9183231), (2358, 8560111), (2751, 7337238), (2826, 7142513), (3297, 6122154), (5502, 3668619), (6594, 3061077), (7789, 2591442), (8253, 2445746), (9891, 2040718), (15578, 1295721), (16506, 1222873), (19782, 1020359), (20567, 981414), (23367, 863814), (41134, 490707), (46734, 431907), (54523, 370206), (61701, 327138), (70101, 287938), (109046, 185103), (123402, 163569), (140202, 143969)]