20213856567

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1\times {\mathrm{1777}}^1$

素因数の和:2292

約数の個数: 48

約数和(自身を含む): 30754563840

約数和(自身を除く): 10540707273

約数列:

[1, 3, 9, 23, 69, 179, 207, 307, 537, 921, 1611, 1777, 2763, 4117, 5331, 7061, 12351, 15993, 21183, 37053, 40871, 54953, 63549, 122613, 164859, 318083, 367839, 494577, 545539, 954249, 1263919, 1636617, 2862747, 3791757, 4909851, 7315909, 11375271, 12547397, 21947727, 37642191, 65843181, 97651481, 112926573, 292954443, 878863329, 2245984063, 6737952189, 20213856567]

約数ペア:

[(1, 20213856567), (3, 6737952189), (9, 2245984063), (23, 878863329), (69, 292954443), (179, 112926573), (207, 97651481), (307, 65843181), (537, 37642191), (921, 21947727), (1611, 12547397), (1777, 11375271), (2763, 7315909), (4117, 4909851), (5331, 3791757), (7061, 2862747), (12351, 1636617), (15993, 1263919), (21183, 954249), (37053, 545539), (40871, 494577), (54953, 367839), (63549, 318083), (122613, 164859)]